30964440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:913

約数の個数: 128

約数和(自身を含む): 104509440

約数和(自身を除く): 73545000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 863, 897, 920, 1196, 1380, 1495, 1560, 1726, 1794, 2392, 2589, 2760, 2990, 3452, 3588, 4315, 4485, 5178, 5980, 6904, 7176, 8630, 8970, 10356, 11219, 11960, 12945, 17260, 17940, 19849, 20712, 22438, 25890, 33657, 34520, 35880, 39698, 44876, 51780, 56095, 59547, 67314, 79396, 89752, 99245, 103560, 112190, 119094, 134628, 158792, 168285, 198490, 224380, 238188, 258037, 269256, 297735, 336570, 396980, 448760, 476376, 516074, 595470, 673140, 774111, 793960, 1032148, 1190940, 1290185, 1346280, 1548222, 2064296, 2381880, 2580370, 3096444, 3870555, 5160740, 6192888, 7741110, 10321480, 15482220, 30964440]

約数ペア:

[(1, 30964440), (2, 15482220), (3, 10321480), (4, 7741110), (5, 6192888), (6, 5160740), (8, 3870555), (10, 3096444), (12, 2580370), (13, 2381880), (15, 2064296), (20, 1548222), (23, 1346280), (24, 1290185), (26, 1190940), (30, 1032148), (39, 793960), (40, 774111), (46, 673140), (52, 595470), (60, 516074), (65, 476376), (69, 448760), (78, 396980), (92, 336570), (104, 297735), (115, 269256), (120, 258037), (130, 238188), (138, 224380), (156, 198490), (184, 168285), (195, 158792), (230, 134628), (260, 119094), (276, 112190), (299, 103560), (312, 99245), (345, 89752), (390, 79396), (460, 67314), (520, 59547), (552, 56095), (598, 51780), (690, 44876), (780, 39698), (863, 35880), (897, 34520), (920, 33657), (1196, 25890), (1380, 22438), (1495, 20712), (1560, 19849), (1726, 17940), (1794, 17260), (2392, 12945), (2589, 11960), (2760, 11219), (2990, 10356), (3452, 8970), (3588, 8630), (4315, 7176), (4485, 6904), (5178, 5980)]