220584720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:577

約数の個数: 160

約数和(自身を含む): 723168000

約数和(自身を除く): 502583280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 89, 92, 115, 120, 138, 178, 184, 230, 240, 267, 276, 345, 356, 368, 445, 449, 460, 534, 552, 690, 712, 890, 898, 920, 1068, 1104, 1335, 1347, 1380, 1424, 1780, 1796, 1840, 2047, 2136, 2245, 2670, 2694, 2760, 3560, 3592, 4094, 4272, 4490, 5340, 5388, 5520, 6141, 6735, 7120, 7184, 8188, 8980, 10235, 10327, 10680, 10776, 12282, 13470, 16376, 17960, 20470, 20654, 21360, 21552, 24564, 26940, 30705, 30981, 32752, 35920, 39961, 40940, 41308, 49128, 51635, 53880, 61410, 61962, 79922, 81880, 82616, 98256, 103270, 107760, 119883, 122820, 123924, 154905, 159844, 163760, 165232, 199805, 206540, 239766, 245640, 247848, 309810, 319688, 399610, 413080, 479532, 491280, 495696, 599415, 619620, 639376, 799220, 826160, 919103, 959064, 1198830, 1239240, 1598440, 1838206, 1918128, 2397660, 2478480, 2757309, 3196880, 3676412, 4595515, 4795320, 5514618, 7352824, 9191030, 9590640, 11029236, 13786545, 14705648, 18382060, 22058472, 27573090, 36764120, 44116944, 55146180, 73528240, 110292360, 220584720]

約数ペア:

[(1, 220584720), (2, 110292360), (3, 73528240), (4, 55146180), (5, 44116944), (6, 36764120), (8, 27573090), (10, 22058472), (12, 18382060), (15, 14705648), (16, 13786545), (20, 11029236), (23, 9590640), (24, 9191030), (30, 7352824), (40, 5514618), (46, 4795320), (48, 4595515), (60, 3676412), (69, 3196880), (80, 2757309), (89, 2478480), (92, 2397660), (115, 1918128), (120, 1838206), (138, 1598440), (178, 1239240), (184, 1198830), (230, 959064), (240, 919103), (267, 826160), (276, 799220), (345, 639376), (356, 619620), (368, 599415), (445, 495696), (449, 491280), (460, 479532), (534, 413080), (552, 399610), (690, 319688), (712, 309810), (890, 247848), (898, 245640), (920, 239766), (1068, 206540), (1104, 199805), (1335, 165232), (1347, 163760), (1380, 159844), (1424, 154905), (1780, 123924), (1796, 122820), (1840, 119883), (2047, 107760), (2136, 103270), (2245, 98256), (2670, 82616), (2694, 81880), (2760, 79922), (3560, 61962), (3592, 61410), (4094, 53880), (4272, 51635), (4490, 49128), (5340, 41308), (5388, 40940), (5520, 39961), (6141, 35920), (6735, 32752), (7120, 30981), (7184, 30705), (8188, 26940), (8980, 24564), (10235, 21552), (10327, 21360), (10680, 20654), (10776, 20470), (12282, 17960), (13470, 16376)]