78134980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:589

約数の個数: 96

約数和(自身を含む): 206841600

約数和(自身を除く): 128706620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 113, 140, 154, 220, 226, 308, 385, 449, 452, 565, 770, 791, 898, 1130, 1243, 1540, 1582, 1796, 2245, 2260, 2486, 3143, 3164, 3955, 4490, 4939, 4972, 6215, 6286, 7910, 8701, 8980, 9878, 12430, 12572, 15715, 15820, 17402, 19756, 24695, 24860, 31430, 34573, 34804, 43505, 49390, 50737, 62860, 69146, 87010, 98780, 101474, 138292, 172865, 174020, 202948, 253685, 345730, 355159, 507370, 558107, 691460, 710318, 1014740, 1116214, 1420636, 1775795, 2232428, 2790535, 3551590, 3906749, 5581070, 7103180, 7813498, 11162140, 15626996, 19533745, 39067490, 78134980]

約数ペア:

[(1, 78134980), (2, 39067490), (4, 19533745), (5, 15626996), (7, 11162140), (10, 7813498), (11, 7103180), (14, 5581070), (20, 3906749), (22, 3551590), (28, 2790535), (35, 2232428), (44, 1775795), (55, 1420636), (70, 1116214), (77, 1014740), (110, 710318), (113, 691460), (140, 558107), (154, 507370), (220, 355159), (226, 345730), (308, 253685), (385, 202948), (449, 174020), (452, 172865), (565, 138292), (770, 101474), (791, 98780), (898, 87010), (1130, 69146), (1243, 62860), (1540, 50737), (1582, 49390), (1796, 43505), (2245, 34804), (2260, 34573), (2486, 31430), (3143, 24860), (3164, 24695), (3955, 19756), (4490, 17402), (4939, 15820), (4972, 15715), (6215, 12572), (6286, 12430), (7910, 9878), (8701, 8980)]