131980640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 365783040

約数和(自身を除く): 233802400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 41, 44, 55, 59, 62, 80, 82, 88, 110, 118, 124, 155, 160, 164, 176, 205, 220, 236, 248, 295, 310, 328, 341, 352, 410, 440, 451, 472, 496, 590, 620, 649, 656, 682, 820, 880, 902, 944, 992, 1180, 1240, 1271, 1298, 1312, 1364, 1640, 1705, 1760, 1804, 1829, 1888, 2255, 2360, 2419, 2480, 2542, 2596, 2728, 3245, 3280, 3410, 3608, 3658, 4510, 4720, 4838, 4960, 5084, 5192, 5456, 6355, 6490, 6560, 6820, 7216, 7316, 9020, 9145, 9440, 9676, 10168, 10384, 10912, 12095, 12710, 12980, 13640, 13981, 14432, 14632, 18040, 18290, 19352, 20119, 20336, 20768, 24190, 25420, 25960, 26609, 27280, 27962, 29264, 36080, 36580, 38704, 40238, 40672, 48380, 50840, 51920, 53218, 54560, 55924, 58528, 69905, 72160, 73160, 74989, 77408, 80476, 96760, 100595, 101680, 103840, 106436, 111848, 133045, 139810, 146320, 149978, 160952, 193520, 201190, 203360, 212872, 223696, 266090, 279620, 292640, 299956, 321904, 374945, 387040, 402380, 425744, 447392, 532180, 559240, 599912, 643808, 749890, 804760, 824879, 851488, 1064360, 1118480, 1199824, 1499780, 1609520, 1649758, 2128720, 2236960, 2399648, 2999560, 3219040, 3299516, 4124395, 4257440, 5999120, 6599032, 8248790, 11998240, 13198064, 16497580, 26396128, 32995160, 65990320, 131980640]

約数ペア:

[(1, 131980640), (2, 65990320), (4, 32995160), (5, 26396128), (8, 16497580), (10, 13198064), (11, 11998240), (16, 8248790), (20, 6599032), (22, 5999120), (31, 4257440), (32, 4124395), (40, 3299516), (41, 3219040), (44, 2999560), (55, 2399648), (59, 2236960), (62, 2128720), (80, 1649758), (82, 1609520), (88, 1499780), (110, 1199824), (118, 1118480), (124, 1064360), (155, 851488), (160, 824879), (164, 804760), (176, 749890), (205, 643808), (220, 599912), (236, 559240), (248, 532180), (295, 447392), (310, 425744), (328, 402380), (341, 387040), (352, 374945), (410, 321904), (440, 299956), (451, 292640), (472, 279620), (496, 266090), (590, 223696), (620, 212872), (649, 203360), (656, 201190), (682, 193520), (820, 160952), (880, 149978), (902, 146320), (944, 139810), (992, 133045), (1180, 111848), (1240, 106436), (1271, 103840), (1298, 101680), (1312, 100595), (1364, 96760), (1640, 80476), (1705, 77408), (1760, 74989), (1804, 73160), (1829, 72160), (1888, 69905), (2255, 58528), (2360, 55924), (2419, 54560), (2480, 53218), (2542, 51920), (2596, 50840), (2728, 48380), (3245, 40672), (3280, 40238), (3410, 38704), (3608, 36580), (3658, 36080), (4510, 29264), (4720, 27962), (4838, 27280), (4960, 26609), (5084, 25960), (5192, 25420), (5456, 24190), (6355, 20768), (6490, 20336), (6560, 20119), (6820, 19352), (7216, 18290), (7316, 18040), (9020, 14632), (9145, 14432), (9440, 13981), (9676, 13640), (10168, 12980), (10384, 12710), (10912, 12095)]