56903080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 150504480

約数和(自身を除く): 93601400

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 41, 52, 65, 68, 82, 85, 104, 130, 136, 157, 164, 170, 205, 221, 260, 314, 328, 340, 410, 442, 520, 533, 628, 680, 697, 785, 820, 884, 1066, 1105, 1256, 1394, 1570, 1640, 1768, 2041, 2132, 2210, 2665, 2669, 2788, 3140, 3485, 4082, 4264, 4420, 5330, 5338, 5576, 6280, 6437, 6970, 8164, 8840, 9061, 10205, 10660, 10676, 12874, 13345, 13940, 16328, 18122, 20410, 21320, 21352, 25748, 26690, 27880, 32185, 34697, 36244, 40820, 45305, 51496, 53380, 64370, 69394, 72488, 81640, 83681, 90610, 106760, 109429, 128740, 138788, 167362, 173485, 181220, 218858, 257480, 277576, 334724, 346970, 362440, 418405, 437716, 547145, 669448, 693940, 836810, 875432, 1094290, 1387880, 1422577, 1673620, 2188580, 2845154, 3347240, 4377160, 5690308, 7112885, 11380616, 14225770, 28451540, 56903080]

約数ペア:

[(1, 56903080), (2, 28451540), (4, 14225770), (5, 11380616), (8, 7112885), (10, 5690308), (13, 4377160), (17, 3347240), (20, 2845154), (26, 2188580), (34, 1673620), (40, 1422577), (41, 1387880), (52, 1094290), (65, 875432), (68, 836810), (82, 693940), (85, 669448), (104, 547145), (130, 437716), (136, 418405), (157, 362440), (164, 346970), (170, 334724), (205, 277576), (221, 257480), (260, 218858), (314, 181220), (328, 173485), (340, 167362), (410, 138788), (442, 128740), (520, 109429), (533, 106760), (628, 90610), (680, 83681), (697, 81640), (785, 72488), (820, 69394), (884, 64370), (1066, 53380), (1105, 51496), (1256, 45305), (1394, 40820), (1570, 36244), (1640, 34697), (1768, 32185), (2041, 27880), (2132, 26690), (2210, 25748), (2665, 21352), (2669, 21320), (2788, 20410), (3140, 18122), (3485, 16328), (4082, 13940), (4264, 13345), (4420, 12874), (5330, 10676), (5338, 10660), (5576, 10205), (6280, 9061), (6437, 8840), (6970, 8164)]