259024720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{8969}}^1$

素因数の和:9020

約数の個数: 60

約数和(自身を含む): 635668020

約数和(自身を除く): 376643300

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 8969, 14440, 17938, 28880, 35876, 44845, 71752, 89690, 143504, 170411, 179380, 340822, 358760, 681644, 717520, 852055, 1363288, 1704110, 2726576, 3237809, 3408220, 6475618, 6816440, 12951236, 13632880, 16189045, 25902472, 32378090, 51804944, 64756180, 129512360, 259024720]

約数ペア:

[(1, 259024720), (2, 129512360), (4, 64756180), (5, 51804944), (8, 32378090), (10, 25902472), (16, 16189045), (19, 13632880), (20, 12951236), (38, 6816440), (40, 6475618), (76, 3408220), (80, 3237809), (95, 2726576), (152, 1704110), (190, 1363288), (304, 852055), (361, 717520), (380, 681644), (722, 358760), (760, 340822), (1444, 179380), (1520, 170411), (1805, 143504), (2888, 89690), (3610, 71752), (5776, 44845), (7220, 35876), (8969, 28880), (14440, 17938)]