56011440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 184988160

約数和(自身を除く): 128976720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 73, 80, 92, 115, 120, 138, 139, 146, 184, 219, 230, 240, 276, 278, 292, 345, 365, 368, 417, 438, 460, 552, 556, 584, 690, 695, 730, 834, 876, 920, 1095, 1104, 1112, 1168, 1380, 1390, 1460, 1668, 1679, 1752, 1840, 2085, 2190, 2224, 2760, 2780, 2920, 3197, 3336, 3358, 3504, 4170, 4380, 5037, 5520, 5560, 5840, 6394, 6672, 6716, 8340, 8395, 8760, 9591, 10074, 10147, 11120, 12788, 13432, 15985, 16680, 16790, 17520, 19182, 20148, 20294, 25185, 25576, 26864, 30441, 31970, 33360, 33580, 38364, 40296, 40588, 47955, 50370, 50735, 51152, 60882, 63940, 67160, 76728, 80592, 81176, 95910, 100740, 101470, 121764, 127880, 134320, 152205, 153456, 162352, 191820, 201480, 202940, 233381, 243528, 255760, 304410, 383640, 402960, 405880, 466762, 487056, 608820, 700143, 767280, 811760, 933524, 1166905, 1217640, 1400286, 1867048, 2333810, 2435280, 2800572, 3500715, 3734096, 4667620, 5601144, 7001430, 9335240, 11202288, 14002860, 18670480, 28005720, 56011440]

約数ペア:

[(1, 56011440), (2, 28005720), (3, 18670480), (4, 14002860), (5, 11202288), (6, 9335240), (8, 7001430), (10, 5601144), (12, 4667620), (15, 3734096), (16, 3500715), (20, 2800572), (23, 2435280), (24, 2333810), (30, 1867048), (40, 1400286), (46, 1217640), (48, 1166905), (60, 933524), (69, 811760), (73, 767280), (80, 700143), (92, 608820), (115, 487056), (120, 466762), (138, 405880), (139, 402960), (146, 383640), (184, 304410), (219, 255760), (230, 243528), (240, 233381), (276, 202940), (278, 201480), (292, 191820), (345, 162352), (365, 153456), (368, 152205), (417, 134320), (438, 127880), (460, 121764), (552, 101470), (556, 100740), (584, 95910), (690, 81176), (695, 80592), (730, 76728), (834, 67160), (876, 63940), (920, 60882), (1095, 51152), (1104, 50735), (1112, 50370), (1168, 47955), (1380, 40588), (1390, 40296), (1460, 38364), (1668, 33580), (1679, 33360), (1752, 31970), (1840, 30441), (2085, 26864), (2190, 25576), (2224, 25185), (2760, 20294), (2780, 20148), (2920, 19182), (3197, 17520), (3336, 16790), (3358, 16680), (3504, 15985), (4170, 13432), (4380, 12788), (5037, 11120), (5520, 10147), (5560, 10074), (5840, 9591), (6394, 8760), (6672, 8395), (6716, 8340)]