2837640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 9797760

約数和(自身を除く): 6960120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 107, 120, 130, 136, 156, 170, 195, 204, 214, 221, 255, 260, 312, 321, 340, 390, 408, 428, 442, 510, 520, 535, 642, 663, 680, 780, 856, 884, 1020, 1070, 1105, 1284, 1326, 1391, 1560, 1605, 1768, 1819, 2040, 2140, 2210, 2568, 2652, 2782, 3210, 3315, 3638, 4173, 4280, 4420, 5304, 5457, 5564, 6420, 6630, 6955, 7276, 8346, 8840, 9095, 10914, 11128, 12840, 13260, 13910, 14552, 16692, 18190, 20865, 21828, 23647, 26520, 27285, 27820, 33384, 36380, 41730, 43656, 47294, 54570, 55640, 70941, 72760, 83460, 94588, 109140, 118235, 141882, 166920, 189176, 218280, 236470, 283764, 354705, 472940, 567528, 709410, 945880, 1418820, 2837640]

約数ペア:

[(1, 2837640), (2, 1418820), (3, 945880), (4, 709410), (5, 567528), (6, 472940), (8, 354705), (10, 283764), (12, 236470), (13, 218280), (15, 189176), (17, 166920), (20, 141882), (24, 118235), (26, 109140), (30, 94588), (34, 83460), (39, 72760), (40, 70941), (51, 55640), (52, 54570), (60, 47294), (65, 43656), (68, 41730), (78, 36380), (85, 33384), (102, 27820), (104, 27285), (107, 26520), (120, 23647), (130, 21828), (136, 20865), (156, 18190), (170, 16692), (195, 14552), (204, 13910), (214, 13260), (221, 12840), (255, 11128), (260, 10914), (312, 9095), (321, 8840), (340, 8346), (390, 7276), (408, 6955), (428, 6630), (442, 6420), (510, 5564), (520, 5457), (535, 5304), (642, 4420), (663, 4280), (680, 4173), (780, 3638), (856, 3315), (884, 3210), (1020, 2782), (1070, 2652), (1105, 2568), (1284, 2210), (1326, 2140), (1391, 2040), (1560, 1819), (1605, 1768)]