249533310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:718

約数の個数: 128

約数和(自身を含む): 695205504

約数和(自身を除く): 445672194

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 61, 65, 78, 85, 102, 122, 130, 170, 183, 195, 221, 255, 305, 366, 390, 442, 510, 610, 617, 663, 793, 915, 1037, 1105, 1234, 1326, 1586, 1830, 1851, 2074, 2210, 2379, 3085, 3111, 3315, 3702, 3965, 4758, 5185, 6170, 6222, 6630, 7930, 8021, 9255, 10370, 10489, 11895, 13481, 15555, 16042, 18510, 20978, 23790, 24063, 26962, 31110, 31467, 37637, 40105, 40443, 48126, 52445, 62934, 67405, 75274, 80210, 80886, 104890, 112911, 120315, 134810, 136357, 157335, 188185, 202215, 225822, 240630, 272714, 314670, 376370, 404430, 409071, 489281, 564555, 639829, 681785, 818142, 978562, 1129110, 1279658, 1363570, 1467843, 1919487, 2045355, 2446405, 2935686, 3199145, 3838974, 4090710, 4892810, 6398290, 7339215, 8317777, 9597435, 14678430, 16635554, 19194870, 24953331, 41588885, 49906662, 83177770, 124766655, 249533310]

約数ペア:

[(1, 249533310), (2, 124766655), (3, 83177770), (5, 49906662), (6, 41588885), (10, 24953331), (13, 19194870), (15, 16635554), (17, 14678430), (26, 9597435), (30, 8317777), (34, 7339215), (39, 6398290), (51, 4892810), (61, 4090710), (65, 3838974), (78, 3199145), (85, 2935686), (102, 2446405), (122, 2045355), (130, 1919487), (170, 1467843), (183, 1363570), (195, 1279658), (221, 1129110), (255, 978562), (305, 818142), (366, 681785), (390, 639829), (442, 564555), (510, 489281), (610, 409071), (617, 404430), (663, 376370), (793, 314670), (915, 272714), (1037, 240630), (1105, 225822), (1234, 202215), (1326, 188185), (1586, 157335), (1830, 136357), (1851, 134810), (2074, 120315), (2210, 112911), (2379, 104890), (3085, 80886), (3111, 80210), (3315, 75274), (3702, 67405), (3965, 62934), (4758, 52445), (5185, 48126), (6170, 40443), (6222, 40105), (6630, 37637), (7930, 31467), (8021, 31110), (9255, 26962), (10370, 24063), (10489, 23790), (11895, 20978), (13481, 18510), (15555, 16042)]