420282240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31271}}^1$

素因数の和:31300

約数の個数: 128

約数和(自身を含む): 1531077120

約数和(自身を除く): 1110794880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 31271, 62542, 93813, 125084, 156355, 187626, 218897, 250168, 312710, 375252, 437794, 469065, 500336, 625420, 656691, 750504, 875588, 938130, 1000672, 1094485, 1250840, 1313382, 1501008, 1751176, 1876260, 2001344, 2188970, 2501680, 2626764, 3002016, 3283455, 3502352, 3752520, 4002688, 4377940, 5003360, 5253528, 6004032, 6566910, 7004704, 7505040, 8755880, 10006720, 10507056, 12008064, 13133820, 14009408, 15010080, 17511760, 20013440, 21014112, 26267640, 28018816, 30020160, 35023520, 42028224, 52535280, 60040320, 70047040, 84056448, 105070560, 140094080, 210141120, 420282240]

約数ペア:

[(1, 420282240), (2, 210141120), (3, 140094080), (4, 105070560), (5, 84056448), (6, 70047040), (7, 60040320), (8, 52535280), (10, 42028224), (12, 35023520), (14, 30020160), (15, 28018816), (16, 26267640), (20, 21014112), (21, 20013440), (24, 17511760), (28, 15010080), (30, 14009408), (32, 13133820), (35, 12008064), (40, 10507056), (42, 10006720), (48, 8755880), (56, 7505040), (60, 7004704), (64, 6566910), (70, 6004032), (80, 5253528), (84, 5003360), (96, 4377940), (105, 4002688), (112, 3752520), (120, 3502352), (128, 3283455), (140, 3002016), (160, 2626764), (168, 2501680), (192, 2188970), (210, 2001344), (224, 1876260), (240, 1751176), (280, 1501008), (320, 1313382), (336, 1250840), (384, 1094485), (420, 1000672), (448, 938130), (480, 875588), (560, 750504), (640, 656691), (672, 625420), (840, 500336), (896, 469065), (960, 437794), (1120, 375252), (1344, 312710), (1680, 250168), (1920, 218897), (2240, 187626), (2688, 156355), (3360, 125084), (4480, 93813), (6720, 62542), (13440, 31271)]