681633120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 288

約数和(自身を含む): 2538291168

約数和(自身を除く): 1856658048

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, 49, 56, 60, 70, 73, 80, 84, 96, 98, 105, 112, 120, 140, 146, 147, 160, 168, 196, 210, 219, 224, 240, 245, 280, 292, 294, 336, 365, 392, 397, 420, 438, 480, 490, 511, 560, 584, 588, 672, 730, 735, 784, 794, 840, 876, 980, 1022, 1095, 1120, 1168, 1176, 1191, 1460, 1470, 1533, 1568, 1588, 1680, 1752, 1960, 1985, 2044, 2190, 2336, 2352, 2382, 2555, 2779, 2920, 2940, 3066, 3176, 3360, 3504, 3577, 3920, 3970, 4088, 4380, 4704, 4764, 5110, 5558, 5840, 5880, 5955, 6132, 6352, 7008, 7154, 7665, 7840, 7940, 8176, 8337, 8760, 9528, 10220, 10731, 11116, 11680, 11760, 11910, 12264, 12704, 13895, 14308, 15330, 15880, 16352, 16674, 17520, 17885, 19056, 19453, 20440, 21462, 22232, 23520, 23820, 24528, 27790, 28616, 28981, 30660, 31760, 33348, 35040, 35770, 38112, 38906, 40880, 41685, 42924, 44464, 47640, 49056, 53655, 55580, 57232, 57962, 58359, 61320, 63520, 66696, 71540, 77812, 81760, 83370, 85848, 86943, 88928, 95280, 97265, 107310, 111160, 114464, 115924, 116718, 122640, 133392, 143080, 144905, 155624, 166740, 171696, 173886, 190560, 194530, 202867, 214620, 222320, 231848, 233436, 245280, 266784, 286160, 289810, 291795, 311248, 333480, 343392, 347772, 389060, 405734, 429240, 434715, 444640, 463696, 466872, 572320, 579620, 583590, 608601, 622496, 666960, 695544, 778120, 811468, 858480, 869430, 927392, 933744, 1014335, 1159240, 1167180, 1217202, 1333920, 1391088, 1420069, 1556240, 1622936, 1716960, 1738860, 1867488, 2028670, 2318480, 2334360, 2434404, 2782176, 2840138, 3043005, 3112480, 3245872, 3477720, 4057340, 4260207, 4636960, 4668720, 4868808, 5680276, 6086010, 6491744, 6955440, 7100345, 8114680, 8520414, 9337440, 9737616, 11360552, 12172020, 13910880, 14200690, 16229360, 17040828, 19475232, 21301035, 22721104, 24344040, 28401380, 32458720, 34081656, 42602070, 45442208, 48688080, 56802760, 68163312, 85204140, 97376160, 113605520, 136326624, 170408280, 227211040, 340816560, 681633120]

約数ペア:

[(1, 681633120), (2, 340816560), (3, 227211040), (4, 170408280), (5, 136326624), (6, 113605520), (7, 97376160), (8, 85204140), (10, 68163312), (12, 56802760), (14, 48688080), (15, 45442208), (16, 42602070), (20, 34081656), (21, 32458720), (24, 28401380), (28, 24344040), (30, 22721104), (32, 21301035), (35, 19475232), (40, 17040828), (42, 16229360), (48, 14200690), (49, 13910880), (56, 12172020), (60, 11360552), (70, 9737616), (73, 9337440), (80, 8520414), (84, 8114680), (96, 7100345), (98, 6955440), (105, 6491744), (112, 6086010), (120, 5680276), (140, 4868808), (146, 4668720), (147, 4636960), (160, 4260207), (168, 4057340), (196, 3477720), (210, 3245872), (219, 3112480), (224, 3043005), (240, 2840138), (245, 2782176), (280, 2434404), (292, 2334360), (294, 2318480), (336, 2028670), (365, 1867488), (392, 1738860), (397, 1716960), (420, 1622936), (438, 1556240), (480, 1420069), (490, 1391088), (511, 1333920), (560, 1217202), (584, 1167180), (588, 1159240), (672, 1014335), (730, 933744), (735, 927392), (784, 869430), (794, 858480), (840, 811468), (876, 778120), (980, 695544), (1022, 666960), (1095, 622496), (1120, 608601), (1168, 583590), (1176, 579620), (1191, 572320), (1460, 466872), (1470, 463696), (1533, 444640), (1568, 434715), (1588, 429240), (1680, 405734), (1752, 389060), (1960, 347772), (1985, 343392), (2044, 333480), (2190, 311248), (2336, 291795), (2352, 289810), (2382, 286160), (2555, 266784), (2779, 245280), (2920, 233436), (2940, 231848), (3066, 222320), (3176, 214620), (3360, 202867), (3504, 194530), (3577, 190560), (3920, 173886), (3970, 171696), (4088, 166740), (4380, 155624), (4704, 144905), (4764, 143080), (5110, 133392), (5558, 122640), (5840, 116718), (5880, 115924), (5955, 114464), (6132, 111160), (6352, 107310), (7008, 97265), (7154, 95280), (7665, 88928), (7840, 86943), (7940, 85848), (8176, 83370), (8337, 81760), (8760, 77812), (9528, 71540), (10220, 66696), (10731, 63520), (11116, 61320), (11680, 58359), (11760, 57962), (11910, 57232), (12264, 55580), (12704, 53655), (13895, 49056), (14308, 47640), (15330, 44464), (15880, 42924), (16352, 41685), (16674, 40880), (17520, 38906), (17885, 38112), (19056, 35770), (19453, 35040), (20440, 33348), (21462, 31760), (22232, 30660), (23520, 28981), (23820, 28616), (24528, 27790)]