420121920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:813

約数の個数: 224

約数和(自身を含む): 1451335680

約数和(自身を除く): 1031213760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 192, 228, 240, 248, 285, 304, 310, 320, 372, 380, 456, 465, 480, 496, 570, 589, 608, 620, 743, 744, 760, 912, 930, 960, 992, 1140, 1178, 1216, 1240, 1486, 1488, 1520, 1767, 1824, 1860, 1984, 2229, 2280, 2356, 2480, 2945, 2972, 2976, 3040, 3534, 3648, 3715, 3720, 4458, 4560, 4712, 4960, 5890, 5944, 5952, 6080, 7068, 7430, 7440, 8835, 8916, 9120, 9424, 9920, 11145, 11780, 11888, 14117, 14136, 14860, 14880, 17670, 17832, 18240, 18848, 22290, 23033, 23560, 23776, 28234, 28272, 29720, 29760, 35340, 35664, 37696, 42351, 44580, 46066, 47120, 47552, 56468, 56544, 59440, 69099, 70585, 70680, 71328, 84702, 89160, 92132, 94240, 112936, 113088, 115165, 118880, 138198, 141170, 141360, 142656, 169404, 178320, 184264, 188480, 211755, 225872, 230330, 237760, 276396, 282340, 282720, 338808, 345495, 356640, 368528, 423510, 437627, 451744, 460660, 552792, 564680, 565440, 677616, 690990, 713280, 737056, 847020, 875254, 903488, 921320, 1105584, 1129360, 1312881, 1355232, 1381980, 1474112, 1694040, 1750508, 1842640, 2188135, 2211168, 2258720, 2625762, 2710464, 2763960, 3388080, 3501016, 3685280, 4376270, 4422336, 4517440, 5251524, 5527920, 6564405, 6776160, 7002032, 7370560, 8752540, 10503048, 11055840, 13128810, 13552320, 14004064, 17505080, 21006096, 22111680, 26257620, 28008128, 35010160, 42012192, 52515240, 70020320, 84024384, 105030480, 140040640, 210060960, 420121920]

約数ペア:

[(1, 420121920), (2, 210060960), (3, 140040640), (4, 105030480), (5, 84024384), (6, 70020320), (8, 52515240), (10, 42012192), (12, 35010160), (15, 28008128), (16, 26257620), (19, 22111680), (20, 21006096), (24, 17505080), (30, 14004064), (31, 13552320), (32, 13128810), (38, 11055840), (40, 10503048), (48, 8752540), (57, 7370560), (60, 7002032), (62, 6776160), (64, 6564405), (76, 5527920), (80, 5251524), (93, 4517440), (95, 4422336), (96, 4376270), (114, 3685280), (120, 3501016), (124, 3388080), (152, 2763960), (155, 2710464), (160, 2625762), (186, 2258720), (190, 2211168), (192, 2188135), (228, 1842640), (240, 1750508), (248, 1694040), (285, 1474112), (304, 1381980), (310, 1355232), (320, 1312881), (372, 1129360), (380, 1105584), (456, 921320), (465, 903488), (480, 875254), (496, 847020), (570, 737056), (589, 713280), (608, 690990), (620, 677616), (743, 565440), (744, 564680), (760, 552792), (912, 460660), (930, 451744), (960, 437627), (992, 423510), (1140, 368528), (1178, 356640), (1216, 345495), (1240, 338808), (1486, 282720), (1488, 282340), (1520, 276396), (1767, 237760), (1824, 230330), (1860, 225872), (1984, 211755), (2229, 188480), (2280, 184264), (2356, 178320), (2480, 169404), (2945, 142656), (2972, 141360), (2976, 141170), (3040, 138198), (3534, 118880), (3648, 115165), (3715, 113088), (3720, 112936), (4458, 94240), (4560, 92132), (4712, 89160), (4960, 84702), (5890, 71328), (5944, 70680), (5952, 70585), (6080, 69099), (7068, 59440), (7430, 56544), (7440, 56468), (8835, 47552), (8916, 47120), (9120, 46066), (9424, 44580), (9920, 42351), (11145, 37696), (11780, 35664), (11888, 35340), (14117, 29760), (14136, 29720), (14860, 28272), (14880, 28234), (17670, 23776), (17832, 23560), (18240, 23033), (18848, 22290)]