253806540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4583}}^1$

素因数の和:4679

約数の個数: 96

約数和(自身を含む): 776272896

約数和(自身を除く): 522466356

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, 1846, 2130, 2769, 3692, 4260, 4583, 4615, 5538, 9166, 9230, 11076, 13749, 13845, 18332, 18460, 22915, 27498, 27690, 45830, 54996, 55380, 59579, 68745, 91660, 119158, 137490, 178737, 238316, 274980, 297895, 325393, 357474, 595790, 650786, 714948, 893685, 976179, 1191580, 1301572, 1626965, 1787370, 1952358, 3253930, 3574740, 3904716, 4230109, 4880895, 6507860, 8460218, 9761790, 12690327, 16920436, 19523580, 21150545, 25380654, 42301090, 50761308, 63451635, 84602180, 126903270, 253806540]

約数ペア:

[(1, 253806540), (2, 126903270), (3, 84602180), (4, 63451635), (5, 50761308), (6, 42301090), (10, 25380654), (12, 21150545), (13, 19523580), (15, 16920436), (20, 12690327), (26, 9761790), (30, 8460218), (39, 6507860), (52, 4880895), (60, 4230109), (65, 3904716), (71, 3574740), (78, 3253930), (130, 1952358), (142, 1787370), (156, 1626965), (195, 1301572), (213, 1191580), (260, 976179), (284, 893685), (355, 714948), (390, 650786), (426, 595790), (710, 357474), (780, 325393), (852, 297895), (923, 274980), (1065, 238316), (1420, 178737), (1846, 137490), (2130, 119158), (2769, 91660), (3692, 68745), (4260, 59579), (4583, 55380), (4615, 54996), (5538, 45830), (9166, 27690), (9230, 27498), (11076, 22915), (13749, 18460), (13845, 18332)]