643258680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:562

約数の個数: 192

約数和(自身を含む): 2106777600

約数和(自身を除く): 1463518920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 361, 372, 380, 456, 465, 479, 570, 589, 620, 722, 744, 760, 930, 958, 1083, 1140, 1178, 1240, 1437, 1444, 1767, 1805, 1860, 1916, 2166, 2280, 2356, 2395, 2874, 2888, 2945, 3534, 3610, 3720, 3832, 4332, 4712, 4790, 5415, 5748, 5890, 7068, 7185, 7220, 8664, 8835, 9101, 9580, 10830, 11191, 11496, 11780, 14136, 14370, 14440, 14849, 17670, 18202, 19160, 21660, 22382, 23560, 27303, 28740, 29698, 33573, 35340, 36404, 43320, 44547, 44764, 45505, 54606, 55955, 57480, 59396, 67146, 70680, 72808, 74245, 89094, 89528, 91010, 109212, 111910, 118792, 134292, 136515, 148490, 167865, 172919, 178188, 182020, 218424, 222735, 223820, 268584, 273030, 282131, 296980, 335730, 345838, 356376, 364040, 445470, 447640, 518757, 546060, 564262, 593960, 671460, 691676, 846393, 864595, 890940, 1037514, 1092120, 1128524, 1342920, 1383352, 1410655, 1692786, 1729190, 1781880, 2075028, 2257048, 2593785, 2821310, 3385572, 3458380, 4150056, 4231965, 5187570, 5360489, 5642620, 6771144, 6916760, 8463930, 10375140, 10720978, 11285240, 16081467, 16927860, 20750280, 21441956, 26802445, 32162934, 33855720, 42883912, 53604890, 64325868, 80407335, 107209780, 128651736, 160814670, 214419560, 321629340, 643258680]

約数ペア:

[(1, 643258680), (2, 321629340), (3, 214419560), (4, 160814670), (5, 128651736), (6, 107209780), (8, 80407335), (10, 64325868), (12, 53604890), (15, 42883912), (19, 33855720), (20, 32162934), (24, 26802445), (30, 21441956), (31, 20750280), (38, 16927860), (40, 16081467), (57, 11285240), (60, 10720978), (62, 10375140), (76, 8463930), (93, 6916760), (95, 6771144), (114, 5642620), (120, 5360489), (124, 5187570), (152, 4231965), (155, 4150056), (186, 3458380), (190, 3385572), (228, 2821310), (248, 2593785), (285, 2257048), (310, 2075028), (361, 1781880), (372, 1729190), (380, 1692786), (456, 1410655), (465, 1383352), (479, 1342920), (570, 1128524), (589, 1092120), (620, 1037514), (722, 890940), (744, 864595), (760, 846393), (930, 691676), (958, 671460), (1083, 593960), (1140, 564262), (1178, 546060), (1240, 518757), (1437, 447640), (1444, 445470), (1767, 364040), (1805, 356376), (1860, 345838), (1916, 335730), (2166, 296980), (2280, 282131), (2356, 273030), (2395, 268584), (2874, 223820), (2888, 222735), (2945, 218424), (3534, 182020), (3610, 178188), (3720, 172919), (3832, 167865), (4332, 148490), (4712, 136515), (4790, 134292), (5415, 118792), (5748, 111910), (5890, 109212), (7068, 91010), (7185, 89528), (7220, 89094), (8664, 74245), (8835, 72808), (9101, 70680), (9580, 67146), (10830, 59396), (11191, 57480), (11496, 55955), (11780, 54606), (14136, 45505), (14370, 44764), (14440, 44547), (14849, 43320), (17670, 36404), (18202, 35340), (19160, 33573), (21660, 29698), (22382, 28740), (23560, 27303)]