304080

素因数分解:

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

素因数の和:204

約数の個数: 80

約数和(自身を含む): 1083264

約数和(自身を除く): 779184

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, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 543, 560, 724, 840, 905, 1086, 1267, 1448, 1680, 1810, 2172, 2534, 2715, 2896, 3620, 3801, 4344, 5068, 5430, 6335, 7240, 7602, 8688, 10136, 10860, 12670, 14480, 15204, 19005, 20272, 21720, 25340, 30408, 38010, 43440, 50680, 60816, 76020, 101360, 152040, 304080]

約数ペア:

[(1, 304080), (2, 152040), (3, 101360), (4, 76020), (5, 60816), (6, 50680), (7, 43440), (8, 38010), (10, 30408), (12, 25340), (14, 21720), (15, 20272), (16, 19005), (20, 15204), (21, 14480), (24, 12670), (28, 10860), (30, 10136), (35, 8688), (40, 7602), (42, 7240), (48, 6335), (56, 5430), (60, 5068), (70, 4344), (80, 3801), (84, 3620), (105, 2896), (112, 2715), (120, 2534), (140, 2172), (168, 1810), (181, 1680), (210, 1448), (240, 1267), (280, 1086), (336, 905), (362, 840), (420, 724), (543, 560)]