402008280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:965

約数の個数: 128

約数和(自身を含む): 1249214400

約数和(自身を除く): 847206120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 101, 120, 123, 164, 202, 205, 246, 303, 328, 404, 410, 492, 505, 606, 615, 808, 809, 820, 984, 1010, 1212, 1230, 1515, 1618, 1640, 2020, 2424, 2427, 2460, 3030, 3236, 4040, 4045, 4141, 4854, 4920, 6060, 6472, 8090, 8282, 9708, 12120, 12135, 12423, 16180, 16564, 19416, 20705, 24270, 24846, 32360, 33128, 33169, 41410, 48540, 49692, 62115, 66338, 81709, 82820, 97080, 99384, 99507, 124230, 132676, 163418, 165640, 165845, 199014, 245127, 248460, 265352, 326836, 331690, 398028, 408545, 490254, 496920, 497535, 653672, 663380, 796056, 817090, 980508, 995070, 1225635, 1326760, 1634180, 1961016, 1990140, 2451270, 3268360, 3350069, 3980280, 4902540, 6700138, 9805080, 10050207, 13400276, 16750345, 20100414, 26800552, 33500690, 40200828, 50251035, 67001380, 80401656, 100502070, 134002760, 201004140, 402008280]

約数ペア:

[(1, 402008280), (2, 201004140), (3, 134002760), (4, 100502070), (5, 80401656), (6, 67001380), (8, 50251035), (10, 40200828), (12, 33500690), (15, 26800552), (20, 20100414), (24, 16750345), (30, 13400276), (40, 10050207), (41, 9805080), (60, 6700138), (82, 4902540), (101, 3980280), (120, 3350069), (123, 3268360), (164, 2451270), (202, 1990140), (205, 1961016), (246, 1634180), (303, 1326760), (328, 1225635), (404, 995070), (410, 980508), (492, 817090), (505, 796056), (606, 663380), (615, 653672), (808, 497535), (809, 496920), (820, 490254), (984, 408545), (1010, 398028), (1212, 331690), (1230, 326836), (1515, 265352), (1618, 248460), (1640, 245127), (2020, 199014), (2424, 165845), (2427, 165640), (2460, 163418), (3030, 132676), (3236, 124230), (4040, 99507), (4045, 99384), (4141, 97080), (4854, 82820), (4920, 81709), (6060, 66338), (6472, 62115), (8090, 49692), (8282, 48540), (9708, 41410), (12120, 33169), (12135, 33128), (12423, 32360), (16180, 24846), (16564, 24270), (19416, 20705)]