2656680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 8696160

約数和(自身を除く): 6039480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 131, 156, 169, 195, 260, 262, 312, 338, 390, 393, 507, 520, 524, 655, 676, 780, 786, 845, 1014, 1048, 1310, 1352, 1560, 1572, 1690, 1703, 1965, 2028, 2535, 2620, 3144, 3380, 3406, 3930, 4056, 5070, 5109, 5240, 6760, 6812, 7860, 8515, 10140, 10218, 13624, 15720, 17030, 20280, 20436, 22139, 25545, 34060, 40872, 44278, 51090, 66417, 68120, 88556, 102180, 110695, 132834, 177112, 204360, 221390, 265668, 332085, 442780, 531336, 664170, 885560, 1328340, 2656680]

約数ペア:

[(1, 2656680), (2, 1328340), (3, 885560), (4, 664170), (5, 531336), (6, 442780), (8, 332085), (10, 265668), (12, 221390), (13, 204360), (15, 177112), (20, 132834), (24, 110695), (26, 102180), (30, 88556), (39, 68120), (40, 66417), (52, 51090), (60, 44278), (65, 40872), (78, 34060), (104, 25545), (120, 22139), (130, 20436), (131, 20280), (156, 17030), (169, 15720), (195, 13624), (260, 10218), (262, 10140), (312, 8515), (338, 7860), (390, 6812), (393, 6760), (507, 5240), (520, 5109), (524, 5070), (655, 4056), (676, 3930), (780, 3406), (786, 3380), (845, 3144), (1014, 2620), (1048, 2535), (1310, 2028), (1352, 1965), (1560, 1703), (1572, 1690)]