204445920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:953

約数の個数: 192

約数和(自身を含む): 747242496

約数和(自身を除く): 542796576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 355, 420, 426, 480, 497, 560, 568, 672, 710, 840, 852, 857, 994, 1065, 1120, 1136, 1420, 1491, 1680, 1704, 1714, 1988, 2130, 2272, 2485, 2571, 2840, 2982, 3360, 3408, 3428, 3976, 4260, 4285, 4970, 5142, 5680, 5964, 5999, 6816, 6856, 7455, 7952, 8520, 8570, 9940, 10284, 11360, 11928, 11998, 12855, 13712, 14910, 15904, 17040, 17140, 17997, 19880, 20568, 23856, 23996, 25710, 27424, 29820, 29995, 34080, 34280, 35994, 39760, 41136, 47712, 47992, 51420, 59640, 59990, 60847, 68560, 71988, 79520, 82272, 89985, 95984, 102840, 119280, 119980, 121694, 137120, 143976, 179970, 182541, 191968, 205680, 238560, 239960, 243388, 287952, 304235, 359940, 365082, 411360, 425929, 479920, 486776, 575904, 608470, 719880, 730164, 851858, 912705, 959840, 973552, 1216940, 1277787, 1439760, 1460328, 1703716, 1825410, 1947104, 2129645, 2433880, 2555574, 2879520, 2920656, 3407432, 3650820, 4259290, 4867760, 5111148, 5841312, 6388935, 6814864, 7301640, 8518580, 9735520, 10222296, 12777870, 13629728, 14603280, 17037160, 20444592, 25555740, 29206560, 34074320, 40889184, 51111480, 68148640, 102222960, 204445920]

約数ペア:

[(1, 204445920), (2, 102222960), (3, 68148640), (4, 51111480), (5, 40889184), (6, 34074320), (7, 29206560), (8, 25555740), (10, 20444592), (12, 17037160), (14, 14603280), (15, 13629728), (16, 12777870), (20, 10222296), (21, 9735520), (24, 8518580), (28, 7301640), (30, 6814864), (32, 6388935), (35, 5841312), (40, 5111148), (42, 4867760), (48, 4259290), (56, 3650820), (60, 3407432), (70, 2920656), (71, 2879520), (80, 2555574), (84, 2433880), (96, 2129645), (105, 1947104), (112, 1825410), (120, 1703716), (140, 1460328), (142, 1439760), (160, 1277787), (168, 1216940), (210, 973552), (213, 959840), (224, 912705), (240, 851858), (280, 730164), (284, 719880), (336, 608470), (355, 575904), (420, 486776), (426, 479920), (480, 425929), (497, 411360), (560, 365082), (568, 359940), (672, 304235), (710, 287952), (840, 243388), (852, 239960), (857, 238560), (994, 205680), (1065, 191968), (1120, 182541), (1136, 179970), (1420, 143976), (1491, 137120), (1680, 121694), (1704, 119980), (1714, 119280), (1988, 102840), (2130, 95984), (2272, 89985), (2485, 82272), (2571, 79520), (2840, 71988), (2982, 68560), (3360, 60847), (3408, 59990), (3428, 59640), (3976, 51420), (4260, 47992), (4285, 47712), (4970, 41136), (5142, 39760), (5680, 35994), (5964, 34280), (5999, 34080), (6816, 29995), (6856, 29820), (7455, 27424), (7952, 25710), (8520, 23996), (8570, 23856), (9940, 20568), (10284, 19880), (11360, 17997), (11928, 17140), (11998, 17040), (12855, 15904), (13712, 14910)]