160147240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 414720000

約数和(自身を除く): 254572760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 59, 62, 88, 110, 118, 124, 155, 199, 220, 236, 248, 295, 310, 341, 398, 440, 472, 590, 620, 649, 682, 796, 995, 1180, 1240, 1298, 1364, 1592, 1705, 1829, 1990, 2189, 2360, 2596, 2728, 3245, 3410, 3658, 3980, 4378, 5192, 6169, 6490, 6820, 7316, 7960, 8756, 9145, 10945, 11741, 12338, 12980, 13640, 14632, 17512, 18290, 20119, 21890, 23482, 24676, 25960, 30845, 36580, 40238, 43780, 46964, 49352, 58705, 61690, 67859, 73160, 80476, 87560, 93928, 100595, 117410, 123380, 129151, 135718, 160952, 201190, 234820, 246760, 258302, 271436, 339295, 363971, 402380, 469640, 516604, 542872, 645755, 678590, 727942, 804760, 1033208, 1291510, 1357180, 1455884, 1819855, 2583020, 2714360, 2911768, 3639710, 4003681, 5166040, 7279420, 8007362, 14558840, 16014724, 20018405, 32029448, 40036810, 80073620, 160147240]

約数ペア:

[(1, 160147240), (2, 80073620), (4, 40036810), (5, 32029448), (8, 20018405), (10, 16014724), (11, 14558840), (20, 8007362), (22, 7279420), (31, 5166040), (40, 4003681), (44, 3639710), (55, 2911768), (59, 2714360), (62, 2583020), (88, 1819855), (110, 1455884), (118, 1357180), (124, 1291510), (155, 1033208), (199, 804760), (220, 727942), (236, 678590), (248, 645755), (295, 542872), (310, 516604), (341, 469640), (398, 402380), (440, 363971), (472, 339295), (590, 271436), (620, 258302), (649, 246760), (682, 234820), (796, 201190), (995, 160952), (1180, 135718), (1240, 129151), (1298, 123380), (1364, 117410), (1592, 100595), (1705, 93928), (1829, 87560), (1990, 80476), (2189, 73160), (2360, 67859), (2596, 61690), (2728, 58705), (3245, 49352), (3410, 46964), (3658, 43780), (3980, 40238), (4378, 36580), (5192, 30845), (6169, 25960), (6490, 24676), (6820, 23482), (7316, 21890), (7960, 20119), (8756, 18290), (9145, 17512), (10945, 14632), (11741, 13640), (12338, 12980)]