2128560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{181}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 7718256

約数和(自身を除く): 5589696

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, 181, 196, 210, 240, 245, 280, 294, 336, 362, 392, 420, 490, 543, 560, 588, 724, 735, 784, 840, 905, 980, 1086, 1176, 1267, 1448, 1470, 1680, 1810, 1960, 2172, 2352, 2534, 2715, 2896, 2940, 3620, 3801, 3920, 4344, 5068, 5430, 5880, 6335, 7240, 7602, 8688, 8869, 10136, 10860, 11760, 12670, 14480, 15204, 17738, 19005, 20272, 21720, 25340, 26607, 30408, 35476, 38010, 43440, 44345, 50680, 53214, 60816, 70952, 76020, 88690, 101360, 106428, 133035, 141904, 152040, 177380, 212856, 266070, 304080, 354760, 425712, 532140, 709520, 1064280, 2128560]

約数ペア:

[(1, 2128560), (2, 1064280), (3, 709520), (4, 532140), (5, 425712), (6, 354760), (7, 304080), (8, 266070), (10, 212856), (12, 177380), (14, 152040), (15, 141904), (16, 133035), (20, 106428), (21, 101360), (24, 88690), (28, 76020), (30, 70952), (35, 60816), (40, 53214), (42, 50680), (48, 44345), (49, 43440), (56, 38010), (60, 35476), (70, 30408), (80, 26607), (84, 25340), (98, 21720), (105, 20272), (112, 19005), (120, 17738), (140, 15204), (147, 14480), (168, 12670), (181, 11760), (196, 10860), (210, 10136), (240, 8869), (245, 8688), (280, 7602), (294, 7240), (336, 6335), (362, 5880), (392, 5430), (420, 5068), (490, 4344), (543, 3920), (560, 3801), (588, 3620), (724, 2940), (735, 2896), (784, 2715), (840, 2534), (905, 2352), (980, 2172), (1086, 1960), (1176, 1810), (1267, 1680), (1448, 1470)]