305775940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 713954304

約数和(自身を除く): 408178364

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 67, 68, 85, 124, 134, 155, 170, 268, 310, 335, 340, 433, 527, 620, 670, 866, 1054, 1139, 1340, 1732, 2077, 2108, 2165, 2278, 2635, 4154, 4330, 4556, 5270, 5695, 7361, 8308, 8660, 10385, 10540, 11390, 13423, 14722, 20770, 22780, 26846, 29011, 29444, 35309, 36805, 41540, 53692, 58022, 67115, 70618, 73610, 116044, 134230, 141236, 145055, 147220, 176545, 228191, 268460, 290110, 353090, 456382, 493187, 580220, 706180, 899341, 912764, 986374, 1140955, 1798682, 1972748, 2281910, 2465935, 3597364, 4496705, 4563820, 4931870, 8993410, 9863740, 15288797, 17986820, 30577594, 61155188, 76443985, 152887970, 305775940]

約数ペア:

[(1, 305775940), (2, 152887970), (4, 76443985), (5, 61155188), (10, 30577594), (17, 17986820), (20, 15288797), (31, 9863740), (34, 8993410), (62, 4931870), (67, 4563820), (68, 4496705), (85, 3597364), (124, 2465935), (134, 2281910), (155, 1972748), (170, 1798682), (268, 1140955), (310, 986374), (335, 912764), (340, 899341), (433, 706180), (527, 580220), (620, 493187), (670, 456382), (866, 353090), (1054, 290110), (1139, 268460), (1340, 228191), (1732, 176545), (2077, 147220), (2108, 145055), (2165, 141236), (2278, 134230), (2635, 116044), (4154, 73610), (4330, 70618), (4556, 67115), (5270, 58022), (5695, 53692), (7361, 41540), (8308, 36805), (8660, 35309), (10385, 29444), (10540, 29011), (11390, 26846), (13423, 22780), (14722, 20770)]