2168898880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1848

約数の個数: 112

約数和(自身を含む): 5375208960

約数和(自身を除く): 3206310080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 131, 155, 160, 248, 262, 310, 320, 496, 524, 620, 655, 992, 1048, 1240, 1310, 1669, 1984, 2096, 2480, 2620, 3338, 4061, 4192, 4960, 5240, 6676, 8122, 8345, 8384, 9920, 10480, 13352, 16244, 16690, 20305, 20960, 26704, 32488, 33380, 40610, 41920, 51739, 53408, 64976, 66760, 81220, 103478, 106816, 129952, 133520, 162440, 206956, 218639, 258695, 259904, 267040, 324880, 413912, 437278, 517390, 534080, 649760, 827824, 874556, 1034780, 1093195, 1299520, 1655648, 1749112, 2069560, 2186390, 3311296, 3498224, 4139120, 4372780, 6777809, 6996448, 8278240, 8745560, 13555618, 13992896, 16556480, 17491120, 27111236, 33889045, 34982240, 54222472, 67778090, 69964480, 108444944, 135556180, 216889888, 271112360, 433779776, 542224720, 1084449440, 2168898880]

約数ペア:

[(1, 2168898880), (2, 1084449440), (4, 542224720), (5, 433779776), (8, 271112360), (10, 216889888), (16, 135556180), (20, 108444944), (31, 69964480), (32, 67778090), (40, 54222472), (62, 34982240), (64, 33889045), (80, 27111236), (124, 17491120), (131, 16556480), (155, 13992896), (160, 13555618), (248, 8745560), (262, 8278240), (310, 6996448), (320, 6777809), (496, 4372780), (524, 4139120), (620, 3498224), (655, 3311296), (992, 2186390), (1048, 2069560), (1240, 1749112), (1310, 1655648), (1669, 1299520), (1984, 1093195), (2096, 1034780), (2480, 874556), (2620, 827824), (3338, 649760), (4061, 534080), (4192, 517390), (4960, 437278), (5240, 413912), (6676, 324880), (8122, 267040), (8345, 259904), (8384, 258695), (9920, 218639), (10480, 206956), (13352, 162440), (16244, 133520), (16690, 129952), (20305, 106816), (20960, 103478), (26704, 81220), (32488, 66760), (33380, 64976), (40610, 53408), (41920, 51739)]