18905018220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:987

約数の個数: 384

約数和(自身を含む): 66997324800

約数和(自身を除く): 48092306580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 29, 30, 33, 36, 44, 45, 54, 55, 58, 60, 66, 87, 90, 99, 108, 110, 116, 121, 132, 135, 145, 165, 174, 180, 198, 220, 242, 261, 270, 290, 297, 319, 330, 348, 363, 396, 435, 484, 495, 522, 540, 580, 594, 605, 638, 660, 726, 783, 870, 907, 957, 990, 1044, 1089, 1188, 1210, 1276, 1305, 1331, 1452, 1485, 1566, 1595, 1740, 1814, 1815, 1914, 1980, 2178, 2420, 2610, 2662, 2721, 2871, 2970, 3132, 3190, 3267, 3509, 3628, 3630, 3828, 3915, 3993, 4356, 4535, 4785, 5220, 5324, 5442, 5445, 5742, 5940, 6380, 6534, 6655, 7018, 7260, 7830, 7986, 8163, 8613, 9070, 9570, 9977, 10527, 10884, 10890, 11484, 11979, 13068, 13310, 13605, 14036, 14355, 15660, 15972, 16326, 16335, 17226, 17545, 18140, 19140, 19954, 19965, 21054, 21780, 23958, 24489, 26303, 26620, 27210, 28710, 29931, 31581, 32652, 32670, 34452, 35090, 35937, 38599, 39908, 39930, 40815, 42108, 43065, 47916, 48978, 49885, 52606, 52635, 54420, 57420, 59862, 59895, 63162, 65340, 70180, 71874, 77198, 78909, 79860, 81630, 86130, 89793, 94743, 97956, 99770, 105212, 105270, 109747, 115797, 119724, 119790, 122445, 126324, 131515, 143748, 149655, 154396, 157818, 157905, 163260, 172260, 179586, 179685, 189486, 192995, 199540, 210540, 219494, 231594, 236727, 239580, 244890, 263030, 269379, 289333, 299310, 315636, 315810, 329241, 347391, 359172, 359370, 378972, 385990, 394545, 438988, 448965, 463188, 473454, 473715, 489780, 526060, 538758, 548735, 578666, 578985, 598620, 631620, 658482, 694782, 710181, 718740, 771980, 789090, 867999, 897930, 946908, 947430, 987723, 1042173, 1077516, 1097470, 1157332, 1157970, 1183635, 1207217, 1316964, 1346895, 1389564, 1420362, 1446665, 1578180, 1646205, 1735998, 1736955, 1795860, 1894860, 1975446, 2084346, 2194940, 2315940, 2367270, 2414434, 2603997, 2693790, 2840724, 2893330, 2963169, 3182663, 3292410, 3471996, 3473910, 3550905, 3621651, 3950892, 4168692, 4339995, 4734540, 4828868, 4938615, 5207994, 5210865, 5387580, 5786660, 5926338, 6036085, 6365326, 6584820, 6947820, 7101810, 7243302, 7811991, 8679990, 9547989, 9877230, 10415988, 10421730, 10864953, 11852676, 12072170, 12730652, 13019985, 14203620, 14486604, 14815845, 15623982, 15913315, 17359980, 18108255, 19095978, 19754460, 20843460, 21729906, 24144340, 26039970, 28643967, 29631690, 31247964, 31826630, 32594859, 35009293, 36216510, 38191956, 39059955, 43459812, 47739945, 52079940, 54324765, 57287934, 59263380, 63653260, 65189718, 70018586, 72433020, 78119910, 85931901, 95479890, 105027879, 108649530, 114575868, 130379436, 140037172, 143219835, 156239820, 162974295, 171863802, 175046465, 190959780, 210055758, 217299060, 286439670, 315083637, 325948590, 343727604, 350092930, 420111516, 429659505, 525139395, 572879340, 630167274, 651897180, 700185860, 859319010, 945250911, 1050278790, 1260334548, 1575418185, 1718638020, 1890501822, 2100557580, 3150836370, 3781003644, 4726254555, 6301672740, 9452509110, 18905018220]

約数ペア:

[(1, 18905018220), (2, 9452509110), (3, 6301672740), (4, 4726254555), (5, 3781003644), (6, 3150836370), (9, 2100557580), (10, 1890501822), (11, 1718638020), (12, 1575418185), (15, 1260334548), (18, 1050278790), (20, 945250911), (22, 859319010), (27, 700185860), (29, 651897180), (30, 630167274), (33, 572879340), (36, 525139395), (44, 429659505), (45, 420111516), (54, 350092930), (55, 343727604), (58, 325948590), (60, 315083637), (66, 286439670), (87, 217299060), (90, 210055758), (99, 190959780), (108, 175046465), (110, 171863802), (116, 162974295), (121, 156239820), (132, 143219835), (135, 140037172), (145, 130379436), (165, 114575868), (174, 108649530), (180, 105027879), (198, 95479890), (220, 85931901), (242, 78119910), (261, 72433020), (270, 70018586), (290, 65189718), (297, 63653260), (319, 59263380), (330, 57287934), (348, 54324765), (363, 52079940), (396, 47739945), (435, 43459812), (484, 39059955), (495, 38191956), (522, 36216510), (540, 35009293), (580, 32594859), (594, 31826630), (605, 31247964), (638, 29631690), (660, 28643967), (726, 26039970), (783, 24144340), (870, 21729906), (907, 20843460), (957, 19754460), (990, 19095978), (1044, 18108255), (1089, 17359980), (1188, 15913315), (1210, 15623982), (1276, 14815845), (1305, 14486604), (1331, 14203620), (1452, 13019985), (1485, 12730652), (1566, 12072170), (1595, 11852676), (1740, 10864953), (1814, 10421730), (1815, 10415988), (1914, 9877230), (1980, 9547989), (2178, 8679990), (2420, 7811991), (2610, 7243302), (2662, 7101810), (2721, 6947820), (2871, 6584820), (2970, 6365326), (3132, 6036085), (3190, 5926338), (3267, 5786660), (3509, 5387580), (3628, 5210865), (3630, 5207994), (3828, 4938615), (3915, 4828868), (3993, 4734540), (4356, 4339995), (4535, 4168692), (4785, 3950892), (5220, 3621651), (5324, 3550905), (5442, 3473910), (5445, 3471996), (5742, 3292410), (5940, 3182663), (6380, 2963169), (6534, 2893330), (6655, 2840724), (7018, 2693790), (7260, 2603997), (7830, 2414434), (7986, 2367270), (8163, 2315940), (8613, 2194940), (9070, 2084346), (9570, 1975446), (9977, 1894860), (10527, 1795860), (10884, 1736955), (10890, 1735998), (11484, 1646205), (11979, 1578180), (13068, 1446665), (13310, 1420362), (13605, 1389564), (14036, 1346895), (14355, 1316964), (15660, 1207217), (15972, 1183635), (16326, 1157970), (16335, 1157332), (17226, 1097470), (17545, 1077516), (18140, 1042173), (19140, 987723), (19954, 947430), (19965, 946908), (21054, 897930), (21780, 867999), (23958, 789090), (24489, 771980), (26303, 718740), (26620, 710181), (27210, 694782), (28710, 658482), (29931, 631620), (31581, 598620), (32652, 578985), (32670, 578666), (34452, 548735), (35090, 538758), (35937, 526060), (38599, 489780), (39908, 473715), (39930, 473454), (40815, 463188), (42108, 448965), (43065, 438988), (47916, 394545), (48978, 385990), (49885, 378972), (52606, 359370), (52635, 359172), (54420, 347391), (57420, 329241), (59862, 315810), (59895, 315636), (63162, 299310), (65340, 289333), (70180, 269379), (71874, 263030), (77198, 244890), (78909, 239580), (79860, 236727), (81630, 231594), (86130, 219494), (89793, 210540), (94743, 199540), (97956, 192995), (99770, 189486), (105212, 179685), (105270, 179586), (109747, 172260), (115797, 163260), (119724, 157905), (119790, 157818), (122445, 154396), (126324, 149655), (131515, 143748)]