78252720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3583}}^1$

素因数の和:3619

約数の個数: 160

約数和(自身を含む): 298647552

約数和(自身を除く): 220394832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3583, 3640, 4368, 5460, 7166, 7280, 10749, 10920, 14332, 17915, 21498, 21840, 25081, 28664, 35830, 42996, 46579, 50162, 53745, 57328, 71660, 75243, 85992, 93158, 100324, 107490, 125405, 139737, 143320, 150486, 171984, 186316, 200648, 214980, 232895, 250810, 279474, 286640, 300972, 326053, 372632, 376215, 401296, 429960, 465790, 501620, 558948, 601944, 652106, 698685, 745264, 752430, 859920, 931580, 978159, 1003240, 1117896, 1203888, 1304212, 1397370, 1504860, 1630265, 1863160, 1956318, 2006480, 2235792, 2608424, 2794740, 3009720, 3260530, 3726320, 3912636, 4890795, 5216848, 5589480, 6019440, 6521060, 7825272, 9781590, 11178960, 13042120, 15650544, 19563180, 26084240, 39126360, 78252720]

約数ペア:

[(1, 78252720), (2, 39126360), (3, 26084240), (4, 19563180), (5, 15650544), (6, 13042120), (7, 11178960), (8, 9781590), (10, 7825272), (12, 6521060), (13, 6019440), (14, 5589480), (15, 5216848), (16, 4890795), (20, 3912636), (21, 3726320), (24, 3260530), (26, 3009720), (28, 2794740), (30, 2608424), (35, 2235792), (39, 2006480), (40, 1956318), (42, 1863160), (48, 1630265), (52, 1504860), (56, 1397370), (60, 1304212), (65, 1203888), (70, 1117896), (78, 1003240), (80, 978159), (84, 931580), (91, 859920), (104, 752430), (105, 745264), (112, 698685), (120, 652106), (130, 601944), (140, 558948), (156, 501620), (168, 465790), (182, 429960), (195, 401296), (208, 376215), (210, 372632), (240, 326053), (260, 300972), (273, 286640), (280, 279474), (312, 250810), (336, 232895), (364, 214980), (390, 200648), (420, 186316), (455, 171984), (520, 150486), (546, 143320), (560, 139737), (624, 125405), (728, 107490), (780, 100324), (840, 93158), (910, 85992), (1040, 75243), (1092, 71660), (1365, 57328), (1456, 53745), (1560, 50162), (1680, 46579), (1820, 42996), (2184, 35830), (2730, 28664), (3120, 25081), (3583, 21840), (3640, 21498), (4368, 17915), (5460, 14332), (7166, 10920), (7280, 10749)]