261621989880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{7577}}^1$

素因数の和:7794

約数の個数: 256

約数和(自身を含む): 822025065600

約数和(自身を除く): 560403075720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 61, 89, 106, 120, 122, 159, 178, 183, 212, 244, 265, 267, 305, 318, 356, 366, 424, 445, 488, 530, 534, 610, 636, 712, 732, 795, 890, 915, 1060, 1068, 1220, 1272, 1335, 1464, 1590, 1780, 1830, 2120, 2136, 2440, 2670, 3180, 3233, 3560, 3660, 4717, 5340, 5429, 6360, 6466, 7320, 7577, 9434, 9699, 10680, 10858, 12932, 14151, 15154, 16165, 16287, 18868, 19398, 21716, 22731, 23585, 25864, 27145, 28302, 30308, 32330, 32574, 37736, 37885, 38796, 43432, 45462, 47170, 48495, 54290, 56604, 60616, 64660, 65148, 70755, 75770, 77592, 81435, 90924, 94340, 96990, 108580, 113208, 113655, 129320, 130296, 141510, 151540, 162870, 181848, 188680, 193980, 217160, 227310, 283020, 287737, 303080, 325740, 387960, 401581, 454620, 462197, 566040, 575474, 651480, 674353, 803162, 863211, 909240, 924394, 1150948, 1204743, 1348706, 1386591, 1438685, 1606324, 1726422, 1848788, 2007905, 2023059, 2301896, 2310985, 2409486, 2697412, 2773182, 2877370, 3212648, 3371765, 3452844, 3697576, 4015810, 4046118, 4316055, 4621970, 4818972, 5394824, 5546364, 5754740, 6023715, 6743530, 6905688, 6932955, 8031620, 8092236, 8632110, 9243940, 9637944, 10115295, 11092728, 11509480, 12047430, 13487060, 13865910, 16063240, 16184472, 17264220, 18487880, 20230590, 24094860, 24496441, 26974120, 27731820, 34528440, 35740709, 40461180, 41135533, 48189720, 48992882, 55463640, 71481418, 73489323, 80922360, 82271066, 97985764, 107222127, 122482205, 123406599, 142962836, 146978646, 164542132, 178703545, 195971528, 205677665, 214444254, 244964410, 246813198, 285925672, 293957292, 329084264, 357407090, 367446615, 411355330, 428888508, 489928820, 493626396, 536110635, 587914584, 617032995, 714814180, 734893230, 822710660, 857777016, 979857640, 987252792, 1072221270, 1234065990, 1429628360, 1469786460, 1645421320, 2144442540, 2180183249, 2468131980, 2939572920, 4288885080, 4360366498, 4936263960, 6540549747, 8720732996, 10900916245, 13081099494, 17441465992, 21801832490, 26162198988, 32702748735, 43603664980, 52324397976, 65405497470, 87207329960, 130810994940, 261621989880]

約数ペア:

[(1, 261621989880), (2, 130810994940), (3, 87207329960), (4, 65405497470), (5, 52324397976), (6, 43603664980), (8, 32702748735), (10, 26162198988), (12, 21801832490), (15, 17441465992), (20, 13081099494), (24, 10900916245), (30, 8720732996), (40, 6540549747), (53, 4936263960), (60, 4360366498), (61, 4288885080), (89, 2939572920), (106, 2468131980), (120, 2180183249), (122, 2144442540), (159, 1645421320), (178, 1469786460), (183, 1429628360), (212, 1234065990), (244, 1072221270), (265, 987252792), (267, 979857640), (305, 857777016), (318, 822710660), (356, 734893230), (366, 714814180), (424, 617032995), (445, 587914584), (488, 536110635), (530, 493626396), (534, 489928820), (610, 428888508), (636, 411355330), (712, 367446615), (732, 357407090), (795, 329084264), (890, 293957292), (915, 285925672), (1060, 246813198), (1068, 244964410), (1220, 214444254), (1272, 205677665), (1335, 195971528), (1464, 178703545), (1590, 164542132), (1780, 146978646), (1830, 142962836), (2120, 123406599), (2136, 122482205), (2440, 107222127), (2670, 97985764), (3180, 82271066), (3233, 80922360), (3560, 73489323), (3660, 71481418), (4717, 55463640), (5340, 48992882), (5429, 48189720), (6360, 41135533), (6466, 40461180), (7320, 35740709), (7577, 34528440), (9434, 27731820), (9699, 26974120), (10680, 24496441), (10858, 24094860), (12932, 20230590), (14151, 18487880), (15154, 17264220), (16165, 16184472), (16287, 16063240), (18868, 13865910), (19398, 13487060), (21716, 12047430), (22731, 11509480), (23585, 11092728), (25864, 10115295), (27145, 9637944), (28302, 9243940), (30308, 8632110), (32330, 8092236), (32574, 8031620), (37736, 6932955), (37885, 6905688), (38796, 6743530), (43432, 6023715), (45462, 5754740), (47170, 5546364), (48495, 5394824), (54290, 4818972), (56604, 4621970), (60616, 4316055), (64660, 4046118), (65148, 4015810), (70755, 3697576), (75770, 3452844), (77592, 3371765), (81435, 3212648), (90924, 2877370), (94340, 2773182), (96990, 2697412), (108580, 2409486), (113208, 2310985), (113655, 2301896), (129320, 2023059), (130296, 2007905), (141510, 1848788), (151540, 1726422), (162870, 1606324), (181848, 1438685), (188680, 1386591), (193980, 1348706), (217160, 1204743), (227310, 1150948), (283020, 924394), (287737, 909240), (303080, 863211), (325740, 803162), (387960, 674353), (401581, 651480), (454620, 575474), (462197, 566040)]