30642040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 81779040

約数和(自身を除く): 51137000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 440, 484, 487, 520, 572, 605, 715, 968, 974, 1144, 1210, 1430, 1573, 1948, 2420, 2435, 2860, 3146, 3896, 4840, 4870, 5357, 5720, 6292, 6331, 7865, 9740, 10714, 12584, 12662, 15730, 19480, 21428, 25324, 26785, 31460, 31655, 42856, 50648, 53570, 58927, 62920, 63310, 69641, 107140, 117854, 126620, 139282, 214280, 235708, 253240, 278564, 294635, 348205, 471416, 557128, 589270, 696410, 766051, 1178540, 1392820, 1532102, 2357080, 2785640, 3064204, 3830255, 6128408, 7660510, 15321020, 30642040]

約数ペア:

[(1, 30642040), (2, 15321020), (4, 7660510), (5, 6128408), (8, 3830255), (10, 3064204), (11, 2785640), (13, 2357080), (20, 1532102), (22, 1392820), (26, 1178540), (40, 766051), (44, 696410), (52, 589270), (55, 557128), (65, 471416), (88, 348205), (104, 294635), (110, 278564), (121, 253240), (130, 235708), (143, 214280), (220, 139282), (242, 126620), (260, 117854), (286, 107140), (440, 69641), (484, 63310), (487, 62920), (520, 58927), (572, 53570), (605, 50648), (715, 42856), (968, 31655), (974, 31460), (1144, 26785), (1210, 25324), (1430, 21428), (1573, 19480), (1948, 15730), (2420, 12662), (2435, 12584), (2860, 10714), (3146, 9740), (3896, 7865), (4840, 6331), (4870, 6292), (5357, 5720)]