164656560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40357}}^1$

素因数の和:40390

約数の個数: 80

約数和(自身を含む): 540474336

約数和(自身を除く): 375817776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 40357, 80714, 121071, 161428, 201785, 242142, 322856, 403570, 484284, 605355, 645712, 686069, 807140, 968568, 1210710, 1372138, 1614280, 1937136, 2058207, 2421420, 2744276, 3228560, 3430345, 4116414, 4842840, 5488552, 6860690, 8232828, 9685680, 10291035, 10977104, 13721380, 16465656, 20582070, 27442760, 32931312, 41164140, 54885520, 82328280, 164656560]

約数ペア:

[(1, 164656560), (2, 82328280), (3, 54885520), (4, 41164140), (5, 32931312), (6, 27442760), (8, 20582070), (10, 16465656), (12, 13721380), (15, 10977104), (16, 10291035), (17, 9685680), (20, 8232828), (24, 6860690), (30, 5488552), (34, 4842840), (40, 4116414), (48, 3430345), (51, 3228560), (60, 2744276), (68, 2421420), (80, 2058207), (85, 1937136), (102, 1614280), (120, 1372138), (136, 1210710), (170, 968568), (204, 807140), (240, 686069), (255, 645712), (272, 605355), (340, 484284), (408, 403570), (510, 322856), (680, 242142), (816, 201785), (1020, 161428), (1360, 121071), (2040, 80714), (4080, 40357)]