140728560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:631

約数の個数: 160

約数和(自身を含む): 502205952

約数和(自身を除く): 361477392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 211, 240, 280, 336, 397, 420, 422, 560, 633, 794, 840, 844, 1055, 1191, 1266, 1477, 1588, 1680, 1688, 1985, 2110, 2382, 2532, 2779, 2954, 3165, 3176, 3376, 3970, 4220, 4431, 4764, 5064, 5558, 5908, 5955, 6330, 6352, 7385, 7940, 8337, 8440, 8862, 9528, 10128, 11116, 11816, 11910, 12660, 13895, 14770, 15880, 16674, 16880, 17724, 19056, 22155, 22232, 23632, 23820, 25320, 27790, 29540, 31760, 33348, 35448, 41685, 44310, 44464, 47640, 50640, 55580, 59080, 66696, 70896, 83370, 83767, 88620, 95280, 111160, 118160, 133392, 166740, 167534, 177240, 222320, 251301, 333480, 335068, 354480, 418835, 502602, 586369, 666960, 670136, 837670, 1005204, 1172738, 1256505, 1340272, 1675340, 1759107, 2010408, 2345476, 2513010, 2931845, 3350680, 3518214, 4020816, 4690952, 5026020, 5863690, 6701360, 7036428, 8795535, 9381904, 10052040, 11727380, 14072856, 17591070, 20104080, 23454760, 28145712, 35182140, 46909520, 70364280, 140728560]

約数ペア:

[(1, 140728560), (2, 70364280), (3, 46909520), (4, 35182140), (5, 28145712), (6, 23454760), (7, 20104080), (8, 17591070), (10, 14072856), (12, 11727380), (14, 10052040), (15, 9381904), (16, 8795535), (20, 7036428), (21, 6701360), (24, 5863690), (28, 5026020), (30, 4690952), (35, 4020816), (40, 3518214), (42, 3350680), (48, 2931845), (56, 2513010), (60, 2345476), (70, 2010408), (80, 1759107), (84, 1675340), (105, 1340272), (112, 1256505), (120, 1172738), (140, 1005204), (168, 837670), (210, 670136), (211, 666960), (240, 586369), (280, 502602), (336, 418835), (397, 354480), (420, 335068), (422, 333480), (560, 251301), (633, 222320), (794, 177240), (840, 167534), (844, 166740), (1055, 133392), (1191, 118160), (1266, 111160), (1477, 95280), (1588, 88620), (1680, 83767), (1688, 83370), (1985, 70896), (2110, 66696), (2382, 59080), (2532, 55580), (2779, 50640), (2954, 47640), (3165, 44464), (3176, 44310), (3376, 41685), (3970, 35448), (4220, 33348), (4431, 31760), (4764, 29540), (5064, 27790), (5558, 25320), (5908, 23820), (5955, 23632), (6330, 22232), (6352, 22155), (7385, 19056), (7940, 17724), (8337, 16880), (8440, 16674), (8862, 15880), (9528, 14770), (10128, 13895), (11116, 12660), (11816, 11910)]