78615810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 192

約数和(自身を含む): 261031680

約数和(自身を除く): 182415870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 29, 30, 35, 39, 42, 45, 58, 63, 65, 70, 78, 87, 90, 91, 105, 117, 126, 130, 145, 174, 182, 195, 203, 210, 234, 261, 273, 290, 315, 331, 377, 390, 406, 435, 455, 522, 546, 585, 609, 630, 662, 754, 819, 870, 910, 993, 1015, 1131, 1170, 1218, 1305, 1365, 1638, 1655, 1827, 1885, 1986, 2030, 2262, 2317, 2610, 2639, 2730, 2979, 3045, 3310, 3393, 3654, 3770, 4095, 4303, 4634, 4965, 5278, 5655, 5958, 6090, 6786, 6951, 7917, 8190, 8606, 9135, 9599, 9930, 11310, 11585, 12909, 13195, 13902, 14895, 15834, 16965, 18270, 19198, 20853, 21515, 23170, 23751, 25818, 26390, 28797, 29790, 30121, 33930, 34755, 38727, 39585, 41706, 43030, 47502, 47995, 57594, 60242, 64545, 67193, 69510, 77454, 79170, 86391, 90363, 95990, 104265, 118755, 124787, 129090, 134386, 143985, 150605, 172782, 180726, 193635, 201579, 208530, 237510, 249574, 271089, 287970, 301210, 335965, 374361, 387270, 403158, 431955, 451815, 542178, 604737, 623935, 671930, 748722, 863910, 873509, 903630, 1007895, 1123083, 1209474, 1247870, 1355445, 1747018, 1871805, 2015790, 2246166, 2620527, 2710890, 3023685, 3743610, 4367545, 5241054, 5615415, 6047370, 7861581, 8735090, 11230830, 13102635, 15723162, 26205270, 39307905, 78615810]

約数ペア:

[(1, 78615810), (2, 39307905), (3, 26205270), (5, 15723162), (6, 13102635), (7, 11230830), (9, 8735090), (10, 7861581), (13, 6047370), (14, 5615415), (15, 5241054), (18, 4367545), (21, 3743610), (26, 3023685), (29, 2710890), (30, 2620527), (35, 2246166), (39, 2015790), (42, 1871805), (45, 1747018), (58, 1355445), (63, 1247870), (65, 1209474), (70, 1123083), (78, 1007895), (87, 903630), (90, 873509), (91, 863910), (105, 748722), (117, 671930), (126, 623935), (130, 604737), (145, 542178), (174, 451815), (182, 431955), (195, 403158), (203, 387270), (210, 374361), (234, 335965), (261, 301210), (273, 287970), (290, 271089), (315, 249574), (331, 237510), (377, 208530), (390, 201579), (406, 193635), (435, 180726), (455, 172782), (522, 150605), (546, 143985), (585, 134386), (609, 129090), (630, 124787), (662, 118755), (754, 104265), (819, 95990), (870, 90363), (910, 86391), (993, 79170), (1015, 77454), (1131, 69510), (1170, 67193), (1218, 64545), (1305, 60242), (1365, 57594), (1638, 47995), (1655, 47502), (1827, 43030), (1885, 41706), (1986, 39585), (2030, 38727), (2262, 34755), (2317, 33930), (2610, 30121), (2639, 29790), (2730, 28797), (2979, 26390), (3045, 25818), (3310, 23751), (3393, 23170), (3654, 21515), (3770, 20853), (4095, 19198), (4303, 18270), (4634, 16965), (4965, 15834), (5278, 14895), (5655, 13902), (5958, 13195), (6090, 12909), (6786, 11585), (6951, 11310), (7917, 9930), (8190, 9599), (8606, 9135)]