289259740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26833}}^1$

素因数の和:26867

約数の個数: 72

約数和(自身を含む): 770887152

約数和(自身を除く): 481627412

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 26833, 53666, 107332, 134165, 187831, 268330, 295163, 375662, 536660, 590326, 751324, 939155, 1180652, 1314817, 1475815, 1878310, 2066141, 2629634, 2951630, 3756620, 4132282, 5259268, 5903260, 6574085, 8264564, 10330705, 13148170, 14462987, 20661410, 26296340, 28925974, 41322820, 57851948, 72314935, 144629870, 289259740]

約数ペア:

[(1, 289259740), (2, 144629870), (4, 72314935), (5, 57851948), (7, 41322820), (10, 28925974), (11, 26296340), (14, 20661410), (20, 14462987), (22, 13148170), (28, 10330705), (35, 8264564), (44, 6574085), (49, 5903260), (55, 5259268), (70, 4132282), (77, 3756620), (98, 2951630), (110, 2629634), (140, 2066141), (154, 1878310), (196, 1475815), (220, 1314817), (245, 1180652), (308, 939155), (385, 751324), (490, 590326), (539, 536660), (770, 375662), (980, 295163), (1078, 268330), (1540, 187831), (2156, 134165), (2695, 107332), (5390, 53666), (10780, 26833)]