257330370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{14713}}^1$

素因数の和:14787

約数の個数: 64

約数和(自身を含む): 686496384

約数和(自身を除く): 429166014

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 53, 55, 66, 106, 110, 159, 165, 265, 318, 330, 530, 583, 795, 1166, 1590, 1749, 2915, 3498, 5830, 8745, 14713, 17490, 29426, 44139, 73565, 88278, 147130, 161843, 220695, 323686, 441390, 485529, 779789, 809215, 971058, 1559578, 1618430, 2339367, 2427645, 3898945, 4678734, 4855290, 7797890, 8577679, 11696835, 17155358, 23393670, 25733037, 42888395, 51466074, 85776790, 128665185, 257330370]

約数ペア:

[(1, 257330370), (2, 128665185), (3, 85776790), (5, 51466074), (6, 42888395), (10, 25733037), (11, 23393670), (15, 17155358), (22, 11696835), (30, 8577679), (33, 7797890), (53, 4855290), (55, 4678734), (66, 3898945), (106, 2427645), (110, 2339367), (159, 1618430), (165, 1559578), (265, 971058), (318, 809215), (330, 779789), (530, 485529), (583, 441390), (795, 323686), (1166, 220695), (1590, 161843), (1749, 147130), (2915, 88278), (3498, 73565), (5830, 44139), (8745, 29426), (14713, 17490)]