311490480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5981}}^1$

素因数の和:6035

約数の個数: 160

約数和(自身を含む): 1139355648

約数和(自身を除く): 827865168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 5981, 6510, 7440, 8680, 10416, 11962, 13020, 17360, 17943, 23924, 26040, 29905, 35886, 41867, 47848, 52080, 59810, 71772, 83734, 89715, 95696, 119620, 125601, 143544, 167468, 179430, 185411, 209335, 239240, 251202, 287088, 334936, 358860, 370822, 418670, 478480, 502404, 556233, 628005, 669872, 717720, 741644, 837340, 927055, 1004808, 1112466, 1256010, 1297877, 1435440, 1483288, 1674680, 1854110, 2009616, 2224932, 2512020, 2595754, 2781165, 2966576, 3349360, 3708220, 3893631, 4449864, 5024040, 5191508, 5562330, 6489385, 7416440, 7787262, 8899728, 10048080, 10383016, 11124660, 12978770, 14832880, 15574524, 19468155, 20766032, 22249320, 25957540, 31149048, 38936310, 44498640, 51915080, 62298096, 77872620, 103830160, 155745240, 311490480]

約数ペア:

[(1, 311490480), (2, 155745240), (3, 103830160), (4, 77872620), (5, 62298096), (6, 51915080), (7, 44498640), (8, 38936310), (10, 31149048), (12, 25957540), (14, 22249320), (15, 20766032), (16, 19468155), (20, 15574524), (21, 14832880), (24, 12978770), (28, 11124660), (30, 10383016), (31, 10048080), (35, 8899728), (40, 7787262), (42, 7416440), (48, 6489385), (56, 5562330), (60, 5191508), (62, 5024040), (70, 4449864), (80, 3893631), (84, 3708220), (93, 3349360), (105, 2966576), (112, 2781165), (120, 2595754), (124, 2512020), (140, 2224932), (155, 2009616), (168, 1854110), (186, 1674680), (210, 1483288), (217, 1435440), (240, 1297877), (248, 1256010), (280, 1112466), (310, 1004808), (336, 927055), (372, 837340), (420, 741644), (434, 717720), (465, 669872), (496, 628005), (560, 556233), (620, 502404), (651, 478480), (744, 418670), (840, 370822), (868, 358860), (930, 334936), (1085, 287088), (1240, 251202), (1302, 239240), (1488, 209335), (1680, 185411), (1736, 179430), (1860, 167468), (2170, 143544), (2480, 125601), (2604, 119620), (3255, 95696), (3472, 89715), (3720, 83734), (4340, 71772), (5208, 59810), (5981, 52080), (6510, 47848), (7440, 41867), (8680, 35886), (10416, 29905), (11962, 26040), (13020, 23924), (17360, 17943)]