648821760

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:878

約数の個数: 176

約数和(自身を含む): 2117023776

約数和(自身を除く): 1468202016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 256, 265, 318, 320, 384, 424, 480, 512, 530, 636, 640, 768, 795, 797, 848, 960, 1024, 1060, 1272, 1280, 1536, 1590, 1594, 1696, 1920, 2120, 2391, 2544, 2560, 3072, 3180, 3188, 3392, 3840, 3985, 4240, 4782, 5088, 5120, 6360, 6376, 6784, 7680, 7970, 8480, 9564, 10176, 11955, 12720, 12752, 13568, 15360, 15940, 16960, 19128, 20352, 23910, 25440, 25504, 27136, 31880, 33920, 38256, 40704, 42241, 47820, 50880, 51008, 54272, 63760, 67840, 76512, 81408, 84482, 95640, 101760, 102016, 126723, 127520, 135680, 153024, 162816, 168964, 191280, 203520, 204032, 211205, 253446, 255040, 271360, 306048, 337928, 382560, 407040, 408064, 422410, 506892, 510080, 612096, 633615, 675856, 765120, 814080, 816128, 844820, 1013784, 1020160, 1224192, 1267230, 1351712, 1530240, 1689640, 2027568, 2040320, 2448384, 2534460, 2703424, 3060480, 3379280, 4055136, 4080640, 5068920, 5406848, 6120960, 6758560, 8110272, 10137840, 10813696, 12241920, 13517120, 16220544, 20275680, 21627392, 27034240, 32441088, 40551360, 43254784, 54068480, 64882176, 81102720, 108136960, 129764352, 162205440, 216273920, 324410880, 648821760]

約数ペア:

[(1, 648821760), (2, 324410880), (3, 216273920), (4, 162205440), (5, 129764352), (6, 108136960), (8, 81102720), (10, 64882176), (12, 54068480), (15, 43254784), (16, 40551360), (20, 32441088), (24, 27034240), (30, 21627392), (32, 20275680), (40, 16220544), (48, 13517120), (53, 12241920), (60, 10813696), (64, 10137840), (80, 8110272), (96, 6758560), (106, 6120960), (120, 5406848), (128, 5068920), (159, 4080640), (160, 4055136), (192, 3379280), (212, 3060480), (240, 2703424), (256, 2534460), (265, 2448384), (318, 2040320), (320, 2027568), (384, 1689640), (424, 1530240), (480, 1351712), (512, 1267230), (530, 1224192), (636, 1020160), (640, 1013784), (768, 844820), (795, 816128), (797, 814080), (848, 765120), (960, 675856), (1024, 633615), (1060, 612096), (1272, 510080), (1280, 506892), (1536, 422410), (1590, 408064), (1594, 407040), (1696, 382560), (1920, 337928), (2120, 306048), (2391, 271360), (2544, 255040), (2560, 253446), (3072, 211205), (3180, 204032), (3188, 203520), (3392, 191280), (3840, 168964), (3985, 162816), (4240, 153024), (4782, 135680), (5088, 127520), (5120, 126723), (6360, 102016), (6376, 101760), (6784, 95640), (7680, 84482), (7970, 81408), (8480, 76512), (9564, 67840), (10176, 63760), (11955, 54272), (12720, 51008), (12752, 50880), (13568, 47820), (15360, 42241), (15940, 40704), (16960, 38256), (19128, 33920), (20352, 31880), (23910, 27136), (25440, 25504)]