331615440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:602

約数の個数: 240

約数和(自身を含む): 1218672000

約数和(自身を除く): 887056560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 71, 72, 78, 80, 90, 104, 117, 120, 130, 142, 144, 156, 180, 195, 208, 213, 234, 240, 260, 284, 312, 355, 360, 390, 426, 468, 499, 520, 568, 585, 624, 639, 710, 720, 780, 852, 923, 936, 998, 1040, 1065, 1136, 1170, 1278, 1420, 1497, 1560, 1704, 1846, 1872, 1996, 2130, 2340, 2495, 2556, 2769, 2840, 2994, 3120, 3195, 3408, 3692, 3992, 4260, 4491, 4615, 4680, 4990, 5112, 5538, 5680, 5988, 6390, 6487, 7384, 7485, 7984, 8307, 8520, 8982, 9230, 9360, 9980, 10224, 11076, 11976, 12780, 12974, 13845, 14768, 14970, 16614, 17040, 17964, 18460, 19461, 19960, 22152, 22455, 23952, 25560, 25948, 27690, 29940, 32435, 33228, 35429, 35928, 36920, 38922, 39920, 41535, 44304, 44910, 51120, 51896, 55380, 58383, 59880, 64870, 66456, 70858, 71856, 73840, 77844, 83070, 89820, 97305, 103792, 106287, 110760, 116766, 119760, 129740, 132912, 141716, 155688, 166140, 177145, 179640, 194610, 212574, 221520, 233532, 259480, 283432, 291915, 311376, 318861, 332280, 354290, 359280, 389220, 425148, 460577, 467064, 518960, 531435, 566864, 583830, 637722, 664560, 708580, 778440, 850296, 921154, 934128, 1062870, 1167660, 1275444, 1381731, 1417160, 1556880, 1594305, 1700592, 1842308, 2125740, 2302885, 2335320, 2550888, 2763462, 2834320, 3188610, 3684616, 4145193, 4251480, 4605770, 4670640, 5101776, 5526924, 6377220, 6908655, 7369232, 8290386, 8502960, 9211540, 11053848, 12754440, 13817310, 16580772, 18423080, 20725965, 22107696, 25508880, 27634620, 33161544, 36846160, 41451930, 55269240, 66323088, 82903860, 110538480, 165807720, 331615440]

約数ペア:

[(1, 331615440), (2, 165807720), (3, 110538480), (4, 82903860), (5, 66323088), (6, 55269240), (8, 41451930), (9, 36846160), (10, 33161544), (12, 27634620), (13, 25508880), (15, 22107696), (16, 20725965), (18, 18423080), (20, 16580772), (24, 13817310), (26, 12754440), (30, 11053848), (36, 9211540), (39, 8502960), (40, 8290386), (45, 7369232), (48, 6908655), (52, 6377220), (60, 5526924), (65, 5101776), (71, 4670640), (72, 4605770), (78, 4251480), (80, 4145193), (90, 3684616), (104, 3188610), (117, 2834320), (120, 2763462), (130, 2550888), (142, 2335320), (144, 2302885), (156, 2125740), (180, 1842308), (195, 1700592), (208, 1594305), (213, 1556880), (234, 1417160), (240, 1381731), (260, 1275444), (284, 1167660), (312, 1062870), (355, 934128), (360, 921154), (390, 850296), (426, 778440), (468, 708580), (499, 664560), (520, 637722), (568, 583830), (585, 566864), (624, 531435), (639, 518960), (710, 467064), (720, 460577), (780, 425148), (852, 389220), (923, 359280), (936, 354290), (998, 332280), (1040, 318861), (1065, 311376), (1136, 291915), (1170, 283432), (1278, 259480), (1420, 233532), (1497, 221520), (1560, 212574), (1704, 194610), (1846, 179640), (1872, 177145), (1996, 166140), (2130, 155688), (2340, 141716), (2495, 132912), (2556, 129740), (2769, 119760), (2840, 116766), (2994, 110760), (3120, 106287), (3195, 103792), (3408, 97305), (3692, 89820), (3992, 83070), (4260, 77844), (4491, 73840), (4615, 71856), (4680, 70858), (4990, 66456), (5112, 64870), (5538, 59880), (5680, 58383), (5988, 55380), (6390, 51896), (6487, 51120), (7384, 44910), (7485, 44304), (7984, 41535), (8307, 39920), (8520, 38922), (8982, 36920), (9230, 35928), (9360, 35429), (9980, 33228), (10224, 32435), (11076, 29940), (11976, 27690), (12780, 25948), (12974, 25560), (13845, 23952), (14768, 22455), (14970, 22152), (16614, 19960), (17040, 19461), (17964, 18460)]