280502880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2693}}^1$

素因数の和:2749

約数の個数: 192

約数和(自身を含む): 1042771968

約数和(自身を除く): 762269088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2693, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 5386, 6510, 6944, 7440, 8079, 8680, 10416, 10772, 13020, 13465, 14880, 16158, 17360, 18851, 20832, 21544, 26040, 26930, 32316, 34720, 37702, 40395, 43088, 52080, 53860, 56553, 64632, 75404, 80790, 83483, 86176, 94255, 104160, 107720, 113106, 129264, 150808, 161580, 166966, 188510, 215440, 226212, 250449, 258528, 282765, 301616, 323160, 333932, 377020, 417415, 430880, 452424, 500898, 565530, 584381, 603232, 646320, 667864, 754040, 834830, 904848, 1001796, 1131060, 1168762, 1252245, 1292640, 1335728, 1508080, 1669660, 1753143, 1809696, 2003592, 2262120, 2337524, 2504490, 2671456, 2921905, 3016160, 3339320, 3506286, 4007184, 4524240, 4675048, 5008980, 5843810, 6678640, 7012572, 8014368, 8765715, 9048480, 9350096, 10017960, 11687620, 13357280, 14025144, 17531430, 18700192, 20035920, 23375240, 28050288, 35062860, 40071840, 46750480, 56100576, 70125720, 93500960, 140251440, 280502880]

約数ペア:

[(1, 280502880), (2, 140251440), (3, 93500960), (4, 70125720), (5, 56100576), (6, 46750480), (7, 40071840), (8, 35062860), (10, 28050288), (12, 23375240), (14, 20035920), (15, 18700192), (16, 17531430), (20, 14025144), (21, 13357280), (24, 11687620), (28, 10017960), (30, 9350096), (31, 9048480), (32, 8765715), (35, 8014368), (40, 7012572), (42, 6678640), (48, 5843810), (56, 5008980), (60, 4675048), (62, 4524240), (70, 4007184), (80, 3506286), (84, 3339320), (93, 3016160), (96, 2921905), (105, 2671456), (112, 2504490), (120, 2337524), (124, 2262120), (140, 2003592), (155, 1809696), (160, 1753143), (168, 1669660), (186, 1508080), (210, 1335728), (217, 1292640), (224, 1252245), (240, 1168762), (248, 1131060), (280, 1001796), (310, 904848), (336, 834830), (372, 754040), (420, 667864), (434, 646320), (465, 603232), (480, 584381), (496, 565530), (560, 500898), (620, 452424), (651, 430880), (672, 417415), (744, 377020), (840, 333932), (868, 323160), (930, 301616), (992, 282765), (1085, 258528), (1120, 250449), (1240, 226212), (1302, 215440), (1488, 188510), (1680, 166966), (1736, 161580), (1860, 150808), (2170, 129264), (2480, 113106), (2604, 107720), (2693, 104160), (2976, 94255), (3255, 86176), (3360, 83483), (3472, 80790), (3720, 75404), (4340, 64632), (4960, 56553), (5208, 53860), (5386, 52080), (6510, 43088), (6944, 40395), (7440, 37702), (8079, 34720), (8680, 32316), (10416, 26930), (10772, 26040), (13020, 21544), (13465, 20832), (14880, 18851), (16158, 17360)]