8730611840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1021}}^1$

素因数の和:1502

約数の個数: 128

約数和(自身を含む): 21616035840

約数和(自身を除く): 12885424000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 431, 496, 620, 640, 862, 992, 1021, 1240, 1724, 1984, 2042, 2155, 2480, 3448, 3968, 4084, 4310, 4960, 5105, 6896, 8168, 8620, 9920, 10210, 13361, 13792, 16336, 17240, 19840, 20420, 26722, 27584, 31651, 32672, 34480, 40840, 53444, 55168, 63302, 65344, 66805, 68960, 81680, 106888, 126604, 130688, 133610, 137920, 158255, 163360, 213776, 253208, 267220, 275840, 316510, 326720, 427552, 440051, 506416, 534440, 633020, 653440, 855104, 880102, 1012832, 1068880, 1266040, 1710208, 1760204, 2025664, 2137760, 2200255, 2532080, 3520408, 4051328, 4275520, 4400510, 5064160, 7040816, 8551040, 8801020, 10128320, 13641581, 14081632, 17602040, 20256640, 27283162, 28163264, 35204080, 54566324, 56326528, 68207905, 70408160, 109132648, 136415810, 140816320, 218265296, 272831620, 281632640, 436530592, 545663240, 873061184, 1091326480, 1746122368, 2182652960, 4365305920, 8730611840]

約数ペア:

[(1, 8730611840), (2, 4365305920), (4, 2182652960), (5, 1746122368), (8, 1091326480), (10, 873061184), (16, 545663240), (20, 436530592), (31, 281632640), (32, 272831620), (40, 218265296), (62, 140816320), (64, 136415810), (80, 109132648), (124, 70408160), (128, 68207905), (155, 56326528), (160, 54566324), (248, 35204080), (310, 28163264), (320, 27283162), (431, 20256640), (496, 17602040), (620, 14081632), (640, 13641581), (862, 10128320), (992, 8801020), (1021, 8551040), (1240, 7040816), (1724, 5064160), (1984, 4400510), (2042, 4275520), (2155, 4051328), (2480, 3520408), (3448, 2532080), (3968, 2200255), (4084, 2137760), (4310, 2025664), (4960, 1760204), (5105, 1710208), (6896, 1266040), (8168, 1068880), (8620, 1012832), (9920, 880102), (10210, 855104), (13361, 653440), (13792, 633020), (16336, 534440), (17240, 506416), (19840, 440051), (20420, 427552), (26722, 326720), (27584, 316510), (31651, 275840), (32672, 267220), (34480, 253208), (40840, 213776), (53444, 163360), (55168, 158255), (63302, 137920), (65344, 133610), (66805, 130688), (68960, 126604), (81680, 106888)]