1215691680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15731}}^1$

素因数の和:15779

約数の個数: 192

約数和(自身を含む): 4567062528

約数和(自身を除く): 3351370848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3360, 3680, 3864, 4830, 5152, 5520, 6440, 7728, 9660, 11040, 12880, 15456, 15731, 19320, 25760, 31462, 38640, 47193, 62924, 77280, 78655, 94386, 110117, 125848, 157310, 188772, 220234, 235965, 251696, 314620, 330351, 361813, 377544, 440468, 471930, 503392, 550585, 629240, 660702, 723626, 755088, 880936, 943860, 1085439, 1101170, 1258480, 1321404, 1447252, 1510176, 1651755, 1761872, 1809065, 1887720, 2170878, 2202340, 2516960, 2532691, 2642808, 2894504, 3303510, 3523744, 3618130, 3775440, 4341756, 4404680, 5065382, 5285616, 5427195, 5789008, 6607020, 7236260, 7550880, 7598073, 8683512, 8809360, 10130764, 10571232, 10854390, 11578016, 12663455, 13214040, 14472520, 15196146, 17367024, 17618720, 20261528, 21708780, 25326910, 26428080, 28945040, 30392292, 34734048, 37990365, 40523056, 43417560, 50653820, 52856160, 57890080, 60784584, 75980730, 81046112, 86835120, 101307640, 121569168, 151961460, 173670240, 202615280, 243138336, 303922920, 405230560, 607845840, 1215691680]

約数ペア:

[(1, 1215691680), (2, 607845840), (3, 405230560), (4, 303922920), (5, 243138336), (6, 202615280), (7, 173670240), (8, 151961460), (10, 121569168), (12, 101307640), (14, 86835120), (15, 81046112), (16, 75980730), (20, 60784584), (21, 57890080), (23, 52856160), (24, 50653820), (28, 43417560), (30, 40523056), (32, 37990365), (35, 34734048), (40, 30392292), (42, 28945040), (46, 26428080), (48, 25326910), (56, 21708780), (60, 20261528), (69, 17618720), (70, 17367024), (80, 15196146), (84, 14472520), (92, 13214040), (96, 12663455), (105, 11578016), (112, 10854390), (115, 10571232), (120, 10130764), (138, 8809360), (140, 8683512), (160, 7598073), (161, 7550880), (168, 7236260), (184, 6607020), (210, 5789008), (224, 5427195), (230, 5285616), (240, 5065382), (276, 4404680), (280, 4341756), (322, 3775440), (336, 3618130), (345, 3523744), (368, 3303510), (420, 2894504), (460, 2642808), (480, 2532691), (483, 2516960), (552, 2202340), (560, 2170878), (644, 1887720), (672, 1809065), (690, 1761872), (736, 1651755), (805, 1510176), (840, 1447252), (920, 1321404), (966, 1258480), (1104, 1101170), (1120, 1085439), (1288, 943860), (1380, 880936), (1610, 755088), (1680, 723626), (1840, 660702), (1932, 629240), (2208, 550585), (2415, 503392), (2576, 471930), (2760, 440468), (3220, 377544), (3360, 361813), (3680, 330351), (3864, 314620), (4830, 251696), (5152, 235965), (5520, 220234), (6440, 188772), (7728, 157310), (9660, 125848), (11040, 110117), (12880, 94386), (15456, 78655), (15731, 77280), (19320, 62924), (25760, 47193), (31462, 38640)]