2778723840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15731}}^1$

素因数の和:15780

約数の個数: 160

約数和(自身を含む): 9270049536

約数和(自身を除く): 6491325696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2208, 2560, 2760, 2944, 3680, 3840, 4416, 5520, 5888, 7360, 7680, 8832, 11040, 11776, 14720, 15731, 17664, 22080, 29440, 31462, 35328, 44160, 47193, 58880, 62924, 78655, 88320, 94386, 125848, 157310, 176640, 188772, 235965, 251696, 314620, 361813, 377544, 471930, 503392, 629240, 723626, 755088, 943860, 1006784, 1085439, 1258480, 1447252, 1510176, 1809065, 1887720, 2013568, 2170878, 2516960, 2894504, 3020352, 3618130, 3775440, 4027136, 4341756, 5033920, 5427195, 5789008, 6040704, 7236260, 7550880, 8054272, 8683512, 10067840, 10854390, 11578016, 12081408, 14472520, 15101760, 17367024, 20135680, 21708780, 23156032, 24162816, 28945040, 30203520, 34734048, 40271360, 43417560, 46312064, 57890080, 60407040, 69468096, 86835120, 92624128, 115780160, 120814080, 138936192, 173670240, 185248256, 231560320, 277872384, 347340480, 463120640, 555744768, 694680960, 926241280, 1389361920, 2778723840]

約数ペア:

[(1, 2778723840), (2, 1389361920), (3, 926241280), (4, 694680960), (5, 555744768), (6, 463120640), (8, 347340480), (10, 277872384), (12, 231560320), (15, 185248256), (16, 173670240), (20, 138936192), (23, 120814080), (24, 115780160), (30, 92624128), (32, 86835120), (40, 69468096), (46, 60407040), (48, 57890080), (60, 46312064), (64, 43417560), (69, 40271360), (80, 34734048), (92, 30203520), (96, 28945040), (115, 24162816), (120, 23156032), (128, 21708780), (138, 20135680), (160, 17367024), (184, 15101760), (192, 14472520), (230, 12081408), (240, 11578016), (256, 10854390), (276, 10067840), (320, 8683512), (345, 8054272), (368, 7550880), (384, 7236260), (460, 6040704), (480, 5789008), (512, 5427195), (552, 5033920), (640, 4341756), (690, 4027136), (736, 3775440), (768, 3618130), (920, 3020352), (960, 2894504), (1104, 2516960), (1280, 2170878), (1380, 2013568), (1472, 1887720), (1536, 1809065), (1840, 1510176), (1920, 1447252), (2208, 1258480), (2560, 1085439), (2760, 1006784), (2944, 943860), (3680, 755088), (3840, 723626), (4416, 629240), (5520, 503392), (5888, 471930), (7360, 377544), (7680, 361813), (8832, 314620), (11040, 251696), (11776, 235965), (14720, 188772), (15731, 176640), (17664, 157310), (22080, 125848), (29440, 94386), (31462, 88320), (35328, 78655), (44160, 62924), (47193, 58880)]