20733120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:359

約数の個数: 168

約数和(自身を含む): 74651616

約数和(自身を除く): 53918496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 313, 320, 345, 360, 368, 414, 460, 480, 552, 576, 626, 690, 720, 736, 828, 920, 939, 960, 1035, 1104, 1252, 1380, 1440, 1472, 1565, 1656, 1840, 1878, 2070, 2208, 2504, 2760, 2817, 2880, 3130, 3312, 3680, 3756, 4140, 4416, 4695, 5008, 5520, 5634, 6260, 6624, 7199, 7360, 7512, 8280, 9390, 10016, 11040, 11268, 12520, 13248, 14085, 14398, 15024, 16560, 18780, 20032, 21597, 22080, 22536, 25040, 28170, 28796, 30048, 33120, 35995, 37560, 43194, 45072, 50080, 56340, 57592, 60096, 64791, 66240, 71990, 75120, 86388, 90144, 100160, 107985, 112680, 115184, 129582, 143980, 150240, 172776, 180288, 215970, 225360, 230368, 259164, 287960, 300480, 323955, 345552, 431940, 450720, 460736, 518328, 575920, 647910, 691104, 863880, 901440, 1036656, 1151840, 1295820, 1382208, 1727760, 2073312, 2303680, 2591640, 3455520, 4146624, 5183280, 6911040, 10366560, 20733120]

約数ペア:

[(1, 20733120), (2, 10366560), (3, 6911040), (4, 5183280), (5, 4146624), (6, 3455520), (8, 2591640), (9, 2303680), (10, 2073312), (12, 1727760), (15, 1382208), (16, 1295820), (18, 1151840), (20, 1036656), (23, 901440), (24, 863880), (30, 691104), (32, 647910), (36, 575920), (40, 518328), (45, 460736), (46, 450720), (48, 431940), (60, 345552), (64, 323955), (69, 300480), (72, 287960), (80, 259164), (90, 230368), (92, 225360), (96, 215970), (115, 180288), (120, 172776), (138, 150240), (144, 143980), (160, 129582), (180, 115184), (184, 112680), (192, 107985), (207, 100160), (230, 90144), (240, 86388), (276, 75120), (288, 71990), (313, 66240), (320, 64791), (345, 60096), (360, 57592), (368, 56340), (414, 50080), (460, 45072), (480, 43194), (552, 37560), (576, 35995), (626, 33120), (690, 30048), (720, 28796), (736, 28170), (828, 25040), (920, 22536), (939, 22080), (960, 21597), (1035, 20032), (1104, 18780), (1252, 16560), (1380, 15024), (1440, 14398), (1472, 14085), (1565, 13248), (1656, 12520), (1840, 11268), (1878, 11040), (2070, 10016), (2208, 9390), (2504, 8280), (2760, 7512), (2817, 7360), (2880, 7199), (3130, 6624), (3312, 6260), (3680, 5634), (3756, 5520), (4140, 5008), (4416, 4695)]