2563912680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1667}}^1\times {\mathrm{1831}}^1$

素因数の和:3519

約数の個数: 128

約数和(自身を含む): 8800634880

約数和(自身を除く): 6236722200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1667, 1831, 3334, 3662, 5001, 5493, 6668, 7324, 8335, 9155, 10002, 10986, 11669, 12817, 13336, 14648, 16670, 18310, 20004, 21972, 23338, 25005, 25634, 27465, 33340, 35007, 36620, 38451, 40008, 43944, 46676, 50010, 51268, 54930, 58345, 64085, 66680, 70014, 73240, 76902, 93352, 100020, 102536, 109860, 116690, 128170, 140028, 153804, 175035, 192255, 200040, 219720, 233380, 256340, 280056, 307608, 350070, 384510, 466760, 512680, 700140, 769020, 1400280, 1538040, 3052277, 6104554, 9156831, 12209108, 15261385, 18313662, 21365939, 24418216, 30522770, 36627324, 42731878, 45784155, 61045540, 64097817, 73254648, 85463756, 91568310, 106829695, 122091080, 128195634, 170927512, 183136620, 213659390, 256391268, 320489085, 366273240, 427318780, 512782536, 640978170, 854637560, 1281956340, 2563912680]

約数ペア:

[(1, 2563912680), (2, 1281956340), (3, 854637560), (4, 640978170), (5, 512782536), (6, 427318780), (7, 366273240), (8, 320489085), (10, 256391268), (12, 213659390), (14, 183136620), (15, 170927512), (20, 128195634), (21, 122091080), (24, 106829695), (28, 91568310), (30, 85463756), (35, 73254648), (40, 64097817), (42, 61045540), (56, 45784155), (60, 42731878), (70, 36627324), (84, 30522770), (105, 24418216), (120, 21365939), (140, 18313662), (168, 15261385), (210, 12209108), (280, 9156831), (420, 6104554), (840, 3052277), (1667, 1538040), (1831, 1400280), (3334, 769020), (3662, 700140), (5001, 512680), (5493, 466760), (6668, 384510), (7324, 350070), (8335, 307608), (9155, 280056), (10002, 256340), (10986, 233380), (11669, 219720), (12817, 200040), (13336, 192255), (14648, 175035), (16670, 153804), (18310, 140028), (20004, 128170), (21972, 116690), (23338, 109860), (25005, 102536), (25634, 100020), (27465, 93352), (33340, 76902), (35007, 73240), (36620, 70014), (38451, 66680), (40008, 64085), (43944, 58345), (46676, 54930), (50010, 51268)]