491238540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 384

約数和(自身を含む): 1806336000

約数和(自身を除く): 1315097460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 29, 30, 36, 38, 39, 45, 52, 54, 57, 58, 60, 65, 76, 78, 87, 90, 95, 108, 114, 116, 117, 127, 130, 135, 145, 156, 171, 174, 180, 190, 195, 228, 234, 247, 254, 260, 261, 270, 285, 290, 342, 348, 351, 377, 380, 381, 390, 435, 468, 494, 508, 513, 522, 540, 551, 570, 580, 585, 635, 684, 702, 741, 754, 762, 780, 783, 855, 870, 988, 1026, 1044, 1102, 1131, 1140, 1143, 1170, 1235, 1270, 1305, 1404, 1482, 1508, 1524, 1566, 1651, 1653, 1710, 1740, 1755, 1885, 1905, 2052, 2204, 2223, 2262, 2286, 2340, 2413, 2470, 2540, 2565, 2610, 2755, 2964, 3132, 3302, 3306, 3393, 3420, 3429, 3510, 3683, 3705, 3770, 3810, 3915, 4446, 4524, 4572, 4826, 4940, 4953, 4959, 5130, 5220, 5510, 5655, 5715, 6604, 6612, 6669, 6786, 6858, 7020, 7163, 7239, 7366, 7410, 7540, 7620, 7830, 8255, 8265, 8892, 9652, 9906, 9918, 10179, 10260, 11020, 11049, 11115, 11310, 11430, 12065, 13338, 13572, 13716, 14326, 14478, 14732, 14820, 14859, 14877, 15660, 16510, 16530, 16965, 17145, 18415, 19812, 19836, 20358, 21489, 21717, 22098, 22230, 22620, 22860, 24130, 24765, 24795, 26676, 28652, 28956, 29718, 29754, 31369, 33020, 33060, 33147, 33345, 33930, 34290, 35815, 36195, 36830, 40716, 42978, 43434, 44196, 44460, 44577, 47879, 48260, 49530, 49590, 50895, 55245, 59436, 59508, 62738, 64467, 65151, 66294, 66690, 67860, 68580, 69977, 71630, 72390, 73660, 74295, 74385, 85956, 86868, 89154, 94107, 95758, 99060, 99180, 99441, 101790, 107445, 108585, 110490, 125476, 128934, 130302, 132588, 133380, 139954, 143260, 143637, 144780, 148590, 148770, 156845, 165735, 178308, 188214, 191516, 193401, 198882, 203580, 209931, 214890, 217170, 220980, 222885, 239395, 257868, 260604, 279908, 282321, 287274, 297180, 297540, 313690, 322335, 325755, 331470, 349885, 376428, 386802, 397764, 419862, 429780, 430911, 434340, 445770, 470535, 478790, 497205, 564642, 574548, 627380, 629793, 644670, 651510, 662940, 699770, 718185, 773604, 839724, 846963, 861822, 891540, 909701, 941070, 957580, 967005, 994410, 1049655, 1129284, 1259586, 1289340, 1292733, 1303020, 1399540, 1411605, 1436370, 1693926, 1723644, 1819402, 1882140, 1889379, 1934010, 1988820, 2099310, 2154555, 2519172, 2585466, 2729103, 2823210, 2872740, 3148965, 3387852, 3638804, 3778758, 3868020, 4198620, 4234815, 4309110, 4548505, 5170932, 5458206, 5646420, 6297930, 6463665, 7557516, 8187309, 8469630, 8618220, 9097010, 9446895, 10916412, 12595860, 12927330, 13645515, 16374618, 16939260, 18194020, 18893790, 24561927, 25854660, 27291030, 32749236, 37787580, 40936545, 49123854, 54582060, 81873090, 98247708, 122809635, 163746180, 245619270, 491238540]

約数ペア:

[(1, 491238540), (2, 245619270), (3, 163746180), (4, 122809635), (5, 98247708), (6, 81873090), (9, 54582060), (10, 49123854), (12, 40936545), (13, 37787580), (15, 32749236), (18, 27291030), (19, 25854660), (20, 24561927), (26, 18893790), (27, 18194020), (29, 16939260), (30, 16374618), (36, 13645515), (38, 12927330), (39, 12595860), (45, 10916412), (52, 9446895), (54, 9097010), (57, 8618220), (58, 8469630), (60, 8187309), (65, 7557516), (76, 6463665), (78, 6297930), (87, 5646420), (90, 5458206), (95, 5170932), (108, 4548505), (114, 4309110), (116, 4234815), (117, 4198620), (127, 3868020), (130, 3778758), (135, 3638804), (145, 3387852), (156, 3148965), (171, 2872740), (174, 2823210), (180, 2729103), (190, 2585466), (195, 2519172), (228, 2154555), (234, 2099310), (247, 1988820), (254, 1934010), (260, 1889379), (261, 1882140), (270, 1819402), (285, 1723644), (290, 1693926), (342, 1436370), (348, 1411605), (351, 1399540), (377, 1303020), (380, 1292733), (381, 1289340), (390, 1259586), (435, 1129284), (468, 1049655), (494, 994410), (508, 967005), (513, 957580), (522, 941070), (540, 909701), (551, 891540), (570, 861822), (580, 846963), (585, 839724), (635, 773604), (684, 718185), (702, 699770), (741, 662940), (754, 651510), (762, 644670), (780, 629793), (783, 627380), (855, 574548), (870, 564642), (988, 497205), (1026, 478790), (1044, 470535), (1102, 445770), (1131, 434340), (1140, 430911), (1143, 429780), (1170, 419862), (1235, 397764), (1270, 386802), (1305, 376428), (1404, 349885), (1482, 331470), (1508, 325755), (1524, 322335), (1566, 313690), (1651, 297540), (1653, 297180), (1710, 287274), (1740, 282321), (1755, 279908), (1885, 260604), (1905, 257868), (2052, 239395), (2204, 222885), (2223, 220980), (2262, 217170), (2286, 214890), (2340, 209931), (2413, 203580), (2470, 198882), (2540, 193401), (2565, 191516), (2610, 188214), (2755, 178308), (2964, 165735), (3132, 156845), (3302, 148770), (3306, 148590), (3393, 144780), (3420, 143637), (3429, 143260), (3510, 139954), (3683, 133380), (3705, 132588), (3770, 130302), (3810, 128934), (3915, 125476), (4446, 110490), (4524, 108585), (4572, 107445), (4826, 101790), (4940, 99441), (4953, 99180), (4959, 99060), (5130, 95758), (5220, 94107), (5510, 89154), (5655, 86868), (5715, 85956), (6604, 74385), (6612, 74295), (6669, 73660), (6786, 72390), (6858, 71630), (7020, 69977), (7163, 68580), (7239, 67860), (7366, 66690), (7410, 66294), (7540, 65151), (7620, 64467), (7830, 62738), (8255, 59508), (8265, 59436), (8892, 55245), (9652, 50895), (9906, 49590), (9918, 49530), (10179, 48260), (10260, 47879), (11020, 44577), (11049, 44460), (11115, 44196), (11310, 43434), (11430, 42978), (12065, 40716), (13338, 36830), (13572, 36195), (13716, 35815), (14326, 34290), (14478, 33930), (14732, 33345), (14820, 33147), (14859, 33060), (14877, 33020), (15660, 31369), (16510, 29754), (16530, 29718), (16965, 28956), (17145, 28652), (18415, 26676), (19812, 24795), (19836, 24765), (20358, 24130), (21489, 22860), (21717, 22620), (22098, 22230)]