71669640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2143

約数の個数: 128

約数和(自身を含む): 251838720

約数和(自身を除く): 180169080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2081, 2296, 2460, 2870, 3444, 4162, 4305, 4920, 5740, 6243, 6888, 8324, 8610, 10405, 11480, 12486, 14567, 16648, 17220, 20810, 24972, 29134, 31215, 34440, 41620, 43701, 49944, 58268, 62430, 72835, 83240, 85321, 87402, 116536, 124860, 145670, 170642, 174804, 218505, 249720, 255963, 291340, 341284, 349608, 426605, 437010, 511926, 582680, 597247, 682568, 853210, 874020, 1023852, 1194494, 1279815, 1706420, 1748040, 1791741, 2047704, 2388988, 2559630, 2986235, 3412840, 3583482, 4777976, 5119260, 5972470, 7166964, 8958705, 10238520, 11944940, 14333928, 17917410, 23889880, 35834820, 71669640]

約数ペア:

[(1, 71669640), (2, 35834820), (3, 23889880), (4, 17917410), (5, 14333928), (6, 11944940), (7, 10238520), (8, 8958705), (10, 7166964), (12, 5972470), (14, 5119260), (15, 4777976), (20, 3583482), (21, 3412840), (24, 2986235), (28, 2559630), (30, 2388988), (35, 2047704), (40, 1791741), (41, 1748040), (42, 1706420), (56, 1279815), (60, 1194494), (70, 1023852), (82, 874020), (84, 853210), (105, 682568), (120, 597247), (123, 582680), (140, 511926), (164, 437010), (168, 426605), (205, 349608), (210, 341284), (246, 291340), (280, 255963), (287, 249720), (328, 218505), (410, 174804), (420, 170642), (492, 145670), (574, 124860), (615, 116536), (820, 87402), (840, 85321), (861, 83240), (984, 72835), (1148, 62430), (1230, 58268), (1435, 49944), (1640, 43701), (1722, 41620), (2081, 34440), (2296, 31215), (2460, 29134), (2870, 24972), (3444, 20810), (4162, 17220), (4305, 16648), (4920, 14567), (5740, 12486), (6243, 11480), (6888, 10405), (8324, 8610)]