1971293520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{167627}}^1$

素因数の和:167657

約数の個数: 120

約数和(自身を含む): 7108768224

約数和(自身を除く): 5137474704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 167627, 335254, 502881, 670508, 838135, 1005762, 1173389, 1341016, 1676270, 2011524, 2346778, 2514405, 2682032, 3352540, 3520167, 4023048, 4693556, 5028810, 5866945, 6705080, 7040334, 8046096, 8213723, 9387112, 10057620, 11733890, 13410160, 14080668, 16427446, 17600835, 18774224, 20115240, 23467780, 24641169, 28161336, 32854892, 35201670, 40230480, 41068615, 46935560, 49282338, 56322672, 65709784, 70403340, 82137230, 93871120, 98564676, 123205845, 131419568, 140806680, 164274460, 197129352, 246411690, 281613360, 328548920, 394258704, 492823380, 657097840, 985646760, 1971293520]

約数ペア:

[(1, 1971293520), (2, 985646760), (3, 657097840), (4, 492823380), (5, 394258704), (6, 328548920), (7, 281613360), (8, 246411690), (10, 197129352), (12, 164274460), (14, 140806680), (15, 131419568), (16, 123205845), (20, 98564676), (21, 93871120), (24, 82137230), (28, 70403340), (30, 65709784), (35, 56322672), (40, 49282338), (42, 46935560), (48, 41068615), (49, 40230480), (56, 35201670), (60, 32854892), (70, 28161336), (80, 24641169), (84, 23467780), (98, 20115240), (105, 18774224), (112, 17600835), (120, 16427446), (140, 14080668), (147, 13410160), (168, 11733890), (196, 10057620), (210, 9387112), (240, 8213723), (245, 8046096), (280, 7040334), (294, 6705080), (336, 5866945), (392, 5028810), (420, 4693556), (490, 4023048), (560, 3520167), (588, 3352540), (735, 2682032), (784, 2514405), (840, 2346778), (980, 2011524), (1176, 1676270), (1470, 1341016), (1680, 1173389), (1960, 1005762), (2352, 838135), (2940, 670508), (3920, 502881), (5880, 335254), (11760, 167627)]