1620235980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:358

約数の個数: 288

約数和(自身を含む): 5611919040

約数和(自身を除く): 3991683060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 137, 165, 180, 181, 198, 220, 242, 270, 274, 297, 330, 362, 363, 396, 411, 484, 495, 540, 543, 548, 594, 605, 660, 685, 724, 726, 822, 905, 990, 1086, 1089, 1188, 1210, 1233, 1370, 1452, 1485, 1507, 1629, 1644, 1810, 1815, 1980, 1991, 2055, 2172, 2178, 2420, 2466, 2715, 2740, 2970, 3014, 3258, 3267, 3620, 3630, 3699, 3982, 4110, 4356, 4521, 4887, 4932, 5430, 5445, 5940, 5973, 6028, 6165, 6516, 6534, 7260, 7398, 7535, 7964, 8145, 8220, 9042, 9774, 9955, 10860, 10890, 11946, 12330, 13068, 13563, 14796, 15070, 16290, 16335, 16577, 17919, 18084, 18495, 19548, 19910, 21780, 21901, 22605, 23892, 24435, 24660, 24797, 27126, 29865, 30140, 32580, 32670, 33154, 35838, 36990, 39820, 40689, 43802, 45210, 48870, 49594, 49731, 53757, 54252, 59730, 65340, 65703, 66308, 67815, 71676, 73980, 74391, 81378, 82885, 87604, 89595, 90420, 97740, 99188, 99462, 107514, 109505, 119460, 123985, 131406, 135630, 148782, 149193, 162756, 165770, 179190, 197109, 198924, 203445, 215028, 219010, 223173, 247970, 248655, 262812, 268785, 271260, 272767, 297564, 298386, 328515, 331540, 358380, 371955, 394218, 406890, 438020, 446346, 447579, 495940, 497310, 537570, 545534, 591327, 596772, 657030, 669519, 743910, 745965, 788436, 813780, 818301, 892692, 895158, 985545, 994620, 1075140, 1091068, 1115865, 1182654, 1314060, 1339038, 1363835, 1487820, 1491930, 1636602, 1790316, 1971090, 2231730, 2237895, 2365308, 2454903, 2678076, 2727670, 2956635, 2983860, 3000437, 3273204, 3347595, 3942180, 4091505, 4463460, 4475790, 4909806, 5455340, 5913270, 6000874, 6695190, 7364709, 8183010, 8951580, 9001311, 9819612, 11826540, 12001748, 12274515, 13390380, 14729418, 15002185, 16366020, 18002622, 24549030, 27003933, 29458836, 30004370, 36005244, 36823545, 45006555, 49098060, 54007866, 60008740, 73647090, 81011799, 90013110, 108015732, 135019665, 147294180, 162023598, 180026220, 270039330, 324047196, 405058995, 540078660, 810117990, 1620235980]

約数ペア:

[(1, 1620235980), (2, 810117990), (3, 540078660), (4, 405058995), (5, 324047196), (6, 270039330), (9, 180026220), (10, 162023598), (11, 147294180), (12, 135019665), (15, 108015732), (18, 90013110), (20, 81011799), (22, 73647090), (27, 60008740), (30, 54007866), (33, 49098060), (36, 45006555), (44, 36823545), (45, 36005244), (54, 30004370), (55, 29458836), (60, 27003933), (66, 24549030), (90, 18002622), (99, 16366020), (108, 15002185), (110, 14729418), (121, 13390380), (132, 12274515), (135, 12001748), (137, 11826540), (165, 9819612), (180, 9001311), (181, 8951580), (198, 8183010), (220, 7364709), (242, 6695190), (270, 6000874), (274, 5913270), (297, 5455340), (330, 4909806), (362, 4475790), (363, 4463460), (396, 4091505), (411, 3942180), (484, 3347595), (495, 3273204), (540, 3000437), (543, 2983860), (548, 2956635), (594, 2727670), (605, 2678076), (660, 2454903), (685, 2365308), (724, 2237895), (726, 2231730), (822, 1971090), (905, 1790316), (990, 1636602), (1086, 1491930), (1089, 1487820), (1188, 1363835), (1210, 1339038), (1233, 1314060), (1370, 1182654), (1452, 1115865), (1485, 1091068), (1507, 1075140), (1629, 994620), (1644, 985545), (1810, 895158), (1815, 892692), (1980, 818301), (1991, 813780), (2055, 788436), (2172, 745965), (2178, 743910), (2420, 669519), (2466, 657030), (2715, 596772), (2740, 591327), (2970, 545534), (3014, 537570), (3258, 497310), (3267, 495940), (3620, 447579), (3630, 446346), (3699, 438020), (3982, 406890), (4110, 394218), (4356, 371955), (4521, 358380), (4887, 331540), (4932, 328515), (5430, 298386), (5445, 297564), (5940, 272767), (5973, 271260), (6028, 268785), (6165, 262812), (6516, 248655), (6534, 247970), (7260, 223173), (7398, 219010), (7535, 215028), (7964, 203445), (8145, 198924), (8220, 197109), (9042, 179190), (9774, 165770), (9955, 162756), (10860, 149193), (10890, 148782), (11946, 135630), (12330, 131406), (13068, 123985), (13563, 119460), (14796, 109505), (15070, 107514), (16290, 99462), (16335, 99188), (16577, 97740), (17919, 90420), (18084, 89595), (18495, 87604), (19548, 82885), (19910, 81378), (21780, 74391), (21901, 73980), (22605, 71676), (23892, 67815), (24435, 66308), (24660, 65703), (24797, 65340), (27126, 59730), (29865, 54252), (30140, 53757), (32580, 49731), (32670, 49594), (33154, 48870), (35838, 45210), (36990, 43802), (39820, 40689)]