281346240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{5981}}^1$

素因数の和:6015

約数の個数: 168

約数和(自身を含む): 1039288752

約数和(自身を除く): 757942512

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, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 5981, 6720, 7840, 9408, 11760, 11962, 15680, 17943, 23520, 23924, 29905, 35886, 41867, 47040, 47848, 59810, 71772, 83734, 89715, 95696, 119620, 125601, 143544, 167468, 179430, 191392, 209335, 239240, 251202, 287088, 293069, 334936, 358860, 382784, 418670, 478480, 502404, 574176, 586138, 628005, 669872, 717720, 837340, 879207, 956960, 1004808, 1148352, 1172276, 1256010, 1339744, 1435440, 1465345, 1674680, 1758414, 1913920, 2009616, 2344552, 2512020, 2679488, 2870880, 2930690, 3349360, 3516828, 4019232, 4396035, 4689104, 5024040, 5741760, 5861380, 6698720, 7033656, 8038464, 8792070, 9378208, 10048080, 11722760, 13397440, 14067312, 17584140, 18756416, 20096160, 23445520, 28134624, 35168280, 40192320, 46891040, 56269248, 70336560, 93782080, 140673120, 281346240]

約数ペア:

[(1, 281346240), (2, 140673120), (3, 93782080), (4, 70336560), (5, 56269248), (6, 46891040), (7, 40192320), (8, 35168280), (10, 28134624), (12, 23445520), (14, 20096160), (15, 18756416), (16, 17584140), (20, 14067312), (21, 13397440), (24, 11722760), (28, 10048080), (30, 9378208), (32, 8792070), (35, 8038464), (40, 7033656), (42, 6698720), (48, 5861380), (49, 5741760), (56, 5024040), (60, 4689104), (64, 4396035), (70, 4019232), (80, 3516828), (84, 3349360), (96, 2930690), (98, 2870880), (105, 2679488), (112, 2512020), (120, 2344552), (140, 2009616), (147, 1913920), (160, 1758414), (168, 1674680), (192, 1465345), (196, 1435440), (210, 1339744), (224, 1256010), (240, 1172276), (245, 1148352), (280, 1004808), (294, 956960), (320, 879207), (336, 837340), (392, 717720), (420, 669872), (448, 628005), (480, 586138), (490, 574176), (560, 502404), (588, 478480), (672, 418670), (735, 382784), (784, 358860), (840, 334936), (960, 293069), (980, 287088), (1120, 251202), (1176, 239240), (1344, 209335), (1470, 191392), (1568, 179430), (1680, 167468), (1960, 143544), (2240, 125601), (2352, 119620), (2940, 95696), (3136, 89715), (3360, 83734), (3920, 71772), (4704, 59810), (5880, 47848), (5981, 47040), (6720, 41867), (7840, 35886), (9408, 29905), (11760, 23924), (11962, 23520), (15680, 17943)]