331784880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:436

約数の個数: 240

約数和(自身を含む): 1213716960

約数和(自身を除く): 881932080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 89, 98, 105, 112, 120, 140, 147, 168, 178, 196, 210, 240, 245, 267, 280, 294, 317, 336, 356, 392, 420, 445, 490, 534, 560, 588, 623, 634, 712, 735, 784, 840, 890, 951, 980, 1068, 1176, 1246, 1268, 1335, 1424, 1470, 1585, 1680, 1780, 1869, 1902, 1960, 2136, 2219, 2352, 2492, 2536, 2670, 2940, 3115, 3170, 3560, 3738, 3804, 3920, 4272, 4361, 4438, 4755, 4984, 5072, 5340, 5880, 6230, 6340, 6657, 7120, 7476, 7608, 8722, 8876, 9345, 9510, 9968, 10680, 11095, 11760, 12460, 12680, 13083, 13314, 14952, 15216, 15533, 17444, 17752, 18690, 19020, 21360, 21805, 22190, 24920, 25360, 26166, 26628, 28213, 29904, 31066, 33285, 34888, 35504, 37380, 38040, 43610, 44380, 46599, 49840, 52332, 53256, 56426, 62132, 65415, 66570, 69776, 74760, 76080, 77665, 84639, 87220, 88760, 93198, 104664, 106512, 112852, 124264, 130830, 133140, 141065, 149520, 155330, 169278, 174440, 177520, 186396, 197491, 209328, 225704, 232995, 248528, 261660, 266280, 282130, 310660, 338556, 348880, 372792, 394982, 423195, 451408, 465990, 523320, 532560, 564260, 592473, 621320, 677112, 745584, 789964, 846390, 931980, 987455, 1046640, 1128520, 1184946, 1242640, 1354224, 1382437, 1579928, 1692780, 1863960, 1974910, 2257040, 2369892, 2764874, 2962365, 3159856, 3385560, 3727920, 3949820, 4147311, 4739784, 5529748, 5924730, 6771120, 6912185, 7899640, 8294622, 9479568, 11059496, 11849460, 13824370, 15799280, 16589244, 20736555, 22118992, 23698920, 27648740, 33178488, 41473110, 47397840, 55297480, 66356976, 82946220, 110594960, 165892440, 331784880]

約数ペア:

[(1, 331784880), (2, 165892440), (3, 110594960), (4, 82946220), (5, 66356976), (6, 55297480), (7, 47397840), (8, 41473110), (10, 33178488), (12, 27648740), (14, 23698920), (15, 22118992), (16, 20736555), (20, 16589244), (21, 15799280), (24, 13824370), (28, 11849460), (30, 11059496), (35, 9479568), (40, 8294622), (42, 7899640), (48, 6912185), (49, 6771120), (56, 5924730), (60, 5529748), (70, 4739784), (80, 4147311), (84, 3949820), (89, 3727920), (98, 3385560), (105, 3159856), (112, 2962365), (120, 2764874), (140, 2369892), (147, 2257040), (168, 1974910), (178, 1863960), (196, 1692780), (210, 1579928), (240, 1382437), (245, 1354224), (267, 1242640), (280, 1184946), (294, 1128520), (317, 1046640), (336, 987455), (356, 931980), (392, 846390), (420, 789964), (445, 745584), (490, 677112), (534, 621320), (560, 592473), (588, 564260), (623, 532560), (634, 523320), (712, 465990), (735, 451408), (784, 423195), (840, 394982), (890, 372792), (951, 348880), (980, 338556), (1068, 310660), (1176, 282130), (1246, 266280), (1268, 261660), (1335, 248528), (1424, 232995), (1470, 225704), (1585, 209328), (1680, 197491), (1780, 186396), (1869, 177520), (1902, 174440), (1960, 169278), (2136, 155330), (2219, 149520), (2352, 141065), (2492, 133140), (2536, 130830), (2670, 124264), (2940, 112852), (3115, 106512), (3170, 104664), (3560, 93198), (3738, 88760), (3804, 87220), (3920, 84639), (4272, 77665), (4361, 76080), (4438, 74760), (4755, 69776), (4984, 66570), (5072, 65415), (5340, 62132), (5880, 56426), (6230, 53256), (6340, 52332), (6657, 49840), (7120, 46599), (7476, 44380), (7608, 43610), (8722, 38040), (8876, 37380), (9345, 35504), (9510, 34888), (9968, 33285), (10680, 31066), (11095, 29904), (11760, 28213), (12460, 26628), (12680, 26166), (13083, 25360), (13314, 24920), (14952, 22190), (15216, 21805), (15533, 21360), (17444, 19020), (17752, 18690)]