277206540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1487}}^1$

素因数の和:1751

約数の個数: 96

約数和(自身を含む): 839946240

約数和(自身を除く): 562739700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 239, 260, 390, 478, 717, 780, 956, 1195, 1434, 1487, 2390, 2868, 2974, 3107, 3585, 4461, 4780, 5948, 6214, 7170, 7435, 8922, 9321, 12428, 14340, 14870, 15535, 17844, 18642, 19331, 22305, 29740, 31070, 37284, 38662, 44610, 46605, 57993, 62140, 77324, 89220, 93210, 96655, 115986, 186420, 193310, 231972, 289965, 355393, 386620, 579930, 710786, 1066179, 1159860, 1421572, 1776965, 2132358, 3553930, 4264716, 4620109, 5330895, 7107860, 9240218, 10661790, 13860327, 18480436, 21323580, 23100545, 27720654, 46201090, 55441308, 69301635, 92402180, 138603270, 277206540]

約数ペア:

[(1, 277206540), (2, 138603270), (3, 92402180), (4, 69301635), (5, 55441308), (6, 46201090), (10, 27720654), (12, 23100545), (13, 21323580), (15, 18480436), (20, 13860327), (26, 10661790), (30, 9240218), (39, 7107860), (52, 5330895), (60, 4620109), (65, 4264716), (78, 3553930), (130, 2132358), (156, 1776965), (195, 1421572), (239, 1159860), (260, 1066179), (390, 710786), (478, 579930), (717, 386620), (780, 355393), (956, 289965), (1195, 231972), (1434, 193310), (1487, 186420), (2390, 115986), (2868, 96655), (2974, 93210), (3107, 89220), (3585, 77324), (4461, 62140), (4780, 57993), (5948, 46605), (6214, 44610), (7170, 38662), (7435, 37284), (8922, 31070), (9321, 29740), (12428, 22305), (14340, 19331), (14870, 18642), (15535, 17844)]