40805520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 146562048

約数和(自身を除く): 105756528

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, 107, 112, 120, 140, 168, 210, 214, 227, 240, 280, 321, 336, 420, 428, 454, 535, 560, 642, 681, 749, 840, 856, 908, 1070, 1135, 1284, 1362, 1498, 1589, 1605, 1680, 1712, 1816, 2140, 2247, 2270, 2568, 2724, 2996, 3178, 3210, 3405, 3632, 3745, 4280, 4494, 4540, 4767, 5136, 5448, 5992, 6356, 6420, 6810, 7490, 7945, 8560, 8988, 9080, 9534, 10896, 11235, 11984, 12712, 12840, 13620, 14980, 15890, 17976, 18160, 19068, 22470, 23835, 24289, 25424, 25680, 27240, 29960, 31780, 35952, 38136, 44940, 47670, 48578, 54480, 59920, 63560, 72867, 76272, 89880, 95340, 97156, 121445, 127120, 145734, 170023, 179760, 190680, 194312, 242890, 291468, 340046, 364335, 381360, 388624, 485780, 510069, 582936, 680092, 728670, 850115, 971560, 1020138, 1165872, 1360184, 1457340, 1700230, 1943120, 2040276, 2550345, 2720368, 2914680, 3400460, 4080552, 5100690, 5829360, 6800920, 8161104, 10201380, 13601840, 20402760, 40805520]

約数ペア:

[(1, 40805520), (2, 20402760), (3, 13601840), (4, 10201380), (5, 8161104), (6, 6800920), (7, 5829360), (8, 5100690), (10, 4080552), (12, 3400460), (14, 2914680), (15, 2720368), (16, 2550345), (20, 2040276), (21, 1943120), (24, 1700230), (28, 1457340), (30, 1360184), (35, 1165872), (40, 1020138), (42, 971560), (48, 850115), (56, 728670), (60, 680092), (70, 582936), (80, 510069), (84, 485780), (105, 388624), (107, 381360), (112, 364335), (120, 340046), (140, 291468), (168, 242890), (210, 194312), (214, 190680), (227, 179760), (240, 170023), (280, 145734), (321, 127120), (336, 121445), (420, 97156), (428, 95340), (454, 89880), (535, 76272), (560, 72867), (642, 63560), (681, 59920), (749, 54480), (840, 48578), (856, 47670), (908, 44940), (1070, 38136), (1135, 35952), (1284, 31780), (1362, 29960), (1498, 27240), (1589, 25680), (1605, 25424), (1680, 24289), (1712, 23835), (1816, 22470), (2140, 19068), (2247, 18160), (2270, 17976), (2568, 15890), (2724, 14980), (2996, 13620), (3178, 12840), (3210, 12712), (3405, 11984), (3632, 11235), (3745, 10896), (4280, 9534), (4494, 9080), (4540, 8988), (4767, 8560), (5136, 7945), (5448, 7490), (5992, 6810), (6356, 6420)]