181728456

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11887}}^1$

素因数の和:11923

約数の個数: 96

約数和(自身を含む): 569197440

約数和(自身を除く): 387468984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 364, 392, 546, 588, 637, 728, 1092, 1176, 1274, 1911, 2184, 2548, 3822, 5096, 7644, 11887, 15288, 23774, 35661, 47548, 71322, 83209, 95096, 142644, 154531, 166418, 249627, 285288, 309062, 332836, 463593, 499254, 582463, 618124, 665672, 927186, 998508, 1081717, 1164926, 1236248, 1747389, 1854372, 1997016, 2163434, 2329852, 3245151, 3494778, 3708744, 4326868, 4659704, 6490302, 6989556, 7572019, 8653736, 12980604, 13979112, 15144038, 22716057, 25961208, 30288076, 45432114, 60576152, 90864228, 181728456]

約数ペア:

[(1, 181728456), (2, 90864228), (3, 60576152), (4, 45432114), (6, 30288076), (7, 25961208), (8, 22716057), (12, 15144038), (13, 13979112), (14, 12980604), (21, 8653736), (24, 7572019), (26, 6989556), (28, 6490302), (39, 4659704), (42, 4326868), (49, 3708744), (52, 3494778), (56, 3245151), (78, 2329852), (84, 2163434), (91, 1997016), (98, 1854372), (104, 1747389), (147, 1236248), (156, 1164926), (168, 1081717), (182, 998508), (196, 927186), (273, 665672), (294, 618124), (312, 582463), (364, 499254), (392, 463593), (546, 332836), (588, 309062), (637, 285288), (728, 249627), (1092, 166418), (1176, 154531), (1274, 142644), (1911, 95096), (2184, 83209), (2548, 71322), (3822, 47548), (5096, 35661), (7644, 23774), (11887, 15288)]