18519940560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{21991}}^1$

素因数の和:22058

約数の個数: 240

約数和(自身を含む): 65284571520

約数和(自身を除く): 46764630960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 121, 132, 145, 165, 174, 176, 220, 232, 240, 242, 264, 290, 319, 330, 348, 363, 435, 440, 464, 484, 528, 580, 605, 638, 660, 696, 726, 870, 880, 957, 968, 1160, 1210, 1276, 1320, 1392, 1452, 1595, 1740, 1815, 1914, 1936, 2320, 2420, 2552, 2640, 2904, 3190, 3480, 3509, 3630, 3828, 4785, 4840, 5104, 5808, 6380, 6960, 7018, 7260, 7656, 9570, 9680, 10527, 12760, 14036, 14520, 15312, 17545, 19140, 21054, 21991, 25520, 28072, 29040, 35090, 38280, 42108, 43982, 52635, 56144, 65973, 70180, 76560, 84216, 87964, 105270, 109955, 131946, 140360, 168432, 175928, 210540, 219910, 241901, 263892, 280720, 329865, 351856, 421080, 439820, 483802, 527784, 637739, 659730, 725703, 842160, 879640, 967604, 1055568, 1209505, 1275478, 1319460, 1451406, 1759280, 1913217, 1935208, 2419010, 2550956, 2638920, 2660911, 2902812, 3188695, 3628515, 3826434, 3870416, 4838020, 5101912, 5277840, 5321822, 5805624, 6377390, 7015129, 7257030, 7652868, 7982733, 9566085, 9676040, 10203824, 10643644, 11611248, 12754780, 13304555, 14030258, 14514060, 15305736, 15965466, 19132170, 19352080, 21045387, 21287288, 25509560, 26609110, 28060516, 29028120, 30611472, 31930932, 35075645, 38264340, 39913665, 42090774, 42574576, 51019120, 53218220, 56121032, 58056240, 63861864, 70151290, 76528680, 77166419, 79827330, 84181548, 105226935, 106436440, 112242064, 127723728, 140302580, 153057360, 154332838, 159654660, 168363096, 210453870, 212872880, 231499257, 280605160, 308665676, 319309320, 336726192, 385832095, 420907740, 462998514, 561210320, 617331352, 638618640, 771664190, 841815480, 925997028, 1157496285, 1234662704, 1543328380, 1683630960, 1851994056, 2314992570, 3086656760, 3703988112, 4629985140, 6173313520, 9259970280, 18519940560]

約数ペア:

[(1, 18519940560), (2, 9259970280), (3, 6173313520), (4, 4629985140), (5, 3703988112), (6, 3086656760), (8, 2314992570), (10, 1851994056), (11, 1683630960), (12, 1543328380), (15, 1234662704), (16, 1157496285), (20, 925997028), (22, 841815480), (24, 771664190), (29, 638618640), (30, 617331352), (33, 561210320), (40, 462998514), (44, 420907740), (48, 385832095), (55, 336726192), (58, 319309320), (60, 308665676), (66, 280605160), (80, 231499257), (87, 212872880), (88, 210453870), (110, 168363096), (116, 159654660), (120, 154332838), (121, 153057360), (132, 140302580), (145, 127723728), (165, 112242064), (174, 106436440), (176, 105226935), (220, 84181548), (232, 79827330), (240, 77166419), (242, 76528680), (264, 70151290), (290, 63861864), (319, 58056240), (330, 56121032), (348, 53218220), (363, 51019120), (435, 42574576), (440, 42090774), (464, 39913665), (484, 38264340), (528, 35075645), (580, 31930932), (605, 30611472), (638, 29028120), (660, 28060516), (696, 26609110), (726, 25509560), (870, 21287288), (880, 21045387), (957, 19352080), (968, 19132170), (1160, 15965466), (1210, 15305736), (1276, 14514060), (1320, 14030258), (1392, 13304555), (1452, 12754780), (1595, 11611248), (1740, 10643644), (1815, 10203824), (1914, 9676040), (1936, 9566085), (2320, 7982733), (2420, 7652868), (2552, 7257030), (2640, 7015129), (2904, 6377390), (3190, 5805624), (3480, 5321822), (3509, 5277840), (3630, 5101912), (3828, 4838020), (4785, 3870416), (4840, 3826434), (5104, 3628515), (5808, 3188695), (6380, 2902812), (6960, 2660911), (7018, 2638920), (7260, 2550956), (7656, 2419010), (9570, 1935208), (9680, 1913217), (10527, 1759280), (12760, 1451406), (14036, 1319460), (14520, 1275478), (15312, 1209505), (17545, 1055568), (19140, 967604), (21054, 879640), (21991, 842160), (25520, 725703), (28072, 659730), (29040, 637739), (35090, 527784), (38280, 483802), (42108, 439820), (43982, 421080), (52635, 351856), (56144, 329865), (65973, 280720), (70180, 263892), (76560, 241901), (84216, 219910), (87964, 210540), (105270, 175928), (109955, 168432), (131946, 140360)]