456821680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 160

約数和(自身を含む): 1266490368

約数和(自身を除く): 809668688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 61, 70, 80, 86, 112, 122, 140, 172, 215, 244, 280, 301, 305, 311, 344, 427, 430, 488, 560, 602, 610, 622, 688, 854, 860, 976, 1204, 1220, 1244, 1505, 1555, 1708, 1720, 2135, 2177, 2408, 2440, 2488, 2623, 3010, 3110, 3416, 3440, 4270, 4354, 4816, 4880, 4976, 5246, 6020, 6220, 6832, 8540, 8708, 10492, 10885, 12040, 12440, 13115, 13373, 17080, 17416, 18361, 18971, 20984, 21770, 24080, 24880, 26230, 26746, 34160, 34832, 36722, 37942, 41968, 43540, 52460, 53492, 66865, 73444, 75884, 87080, 91805, 93611, 94855, 104920, 106984, 132797, 133730, 146888, 151768, 174160, 183610, 187222, 189710, 209840, 213968, 265594, 267460, 293776, 303536, 367220, 374444, 379420, 468055, 531188, 534920, 663985, 734440, 748888, 758840, 815753, 936110, 1062376, 1069840, 1327970, 1468880, 1497776, 1517680, 1631506, 1872220, 2124752, 2655940, 3263012, 3744440, 4078765, 5311880, 5710271, 6526024, 7488880, 8157530, 10623760, 11420542, 13052048, 16315060, 22841084, 28551355, 32630120, 45682168, 57102710, 65260240, 91364336, 114205420, 228410840, 456821680]

約数ペア:

[(1, 456821680), (2, 228410840), (4, 114205420), (5, 91364336), (7, 65260240), (8, 57102710), (10, 45682168), (14, 32630120), (16, 28551355), (20, 22841084), (28, 16315060), (35, 13052048), (40, 11420542), (43, 10623760), (56, 8157530), (61, 7488880), (70, 6526024), (80, 5710271), (86, 5311880), (112, 4078765), (122, 3744440), (140, 3263012), (172, 2655940), (215, 2124752), (244, 1872220), (280, 1631506), (301, 1517680), (305, 1497776), (311, 1468880), (344, 1327970), (427, 1069840), (430, 1062376), (488, 936110), (560, 815753), (602, 758840), (610, 748888), (622, 734440), (688, 663985), (854, 534920), (860, 531188), (976, 468055), (1204, 379420), (1220, 374444), (1244, 367220), (1505, 303536), (1555, 293776), (1708, 267460), (1720, 265594), (2135, 213968), (2177, 209840), (2408, 189710), (2440, 187222), (2488, 183610), (2623, 174160), (3010, 151768), (3110, 146888), (3416, 133730), (3440, 132797), (4270, 106984), (4354, 104920), (4816, 94855), (4880, 93611), (4976, 91805), (5246, 87080), (6020, 75884), (6220, 73444), (6832, 66865), (8540, 53492), (8708, 52460), (10492, 43540), (10885, 41968), (12040, 37942), (12440, 36722), (13115, 34832), (13373, 34160), (17080, 26746), (17416, 26230), (18361, 24880), (18971, 24080), (20984, 21770)]