78805740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1519

約数の個数: 96

約数和(自身を含む): 241145856

約数和(自身を除く): 162340116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 710, 780, 852, 923, 1065, 1420, 1423, 1846, 2130, 2769, 2846, 3692, 4260, 4269, 4615, 5538, 5692, 7115, 8538, 9230, 11076, 13845, 14230, 17076, 18460, 18499, 21345, 27690, 28460, 36998, 42690, 55380, 55497, 73996, 85380, 92495, 101033, 110994, 184990, 202066, 221988, 277485, 303099, 369980, 404132, 505165, 554970, 606198, 1010330, 1109940, 1212396, 1313429, 1515495, 2020660, 2626858, 3030990, 3940287, 5253716, 6061980, 6567145, 7880574, 13134290, 15761148, 19701435, 26268580, 39402870, 78805740]

約数ペア:

[(1, 78805740), (2, 39402870), (3, 26268580), (4, 19701435), (5, 15761148), (6, 13134290), (10, 7880574), (12, 6567145), (13, 6061980), (15, 5253716), (20, 3940287), (26, 3030990), (30, 2626858), (39, 2020660), (52, 1515495), (60, 1313429), (65, 1212396), (71, 1109940), (78, 1010330), (130, 606198), (142, 554970), (156, 505165), (195, 404132), (213, 369980), (260, 303099), (284, 277485), (355, 221988), (390, 202066), (426, 184990), (710, 110994), (780, 101033), (852, 92495), (923, 85380), (1065, 73996), (1420, 55497), (1423, 55380), (1846, 42690), (2130, 36998), (2769, 28460), (2846, 27690), (3692, 21345), (4260, 18499), (4269, 18460), (4615, 17076), (5538, 14230), (5692, 13845), (7115, 11076), (8538, 9230)]