400069776

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{977}}^1$

素因数の和:1456

約数の個数: 80

約数和(自身を含む): 1091448000

約数和(自身を除く): 691378224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 449, 456, 898, 912, 977, 1347, 1796, 1954, 2694, 2931, 3592, 3908, 5388, 5862, 7184, 7816, 8531, 10776, 11724, 15632, 17062, 18563, 21552, 23448, 25593, 34124, 37126, 46896, 51186, 55689, 68248, 74252, 102372, 111378, 136496, 148504, 204744, 222756, 297008, 409488, 438673, 445512, 877346, 891024, 1316019, 1754692, 2632038, 3509384, 5264076, 7018768, 8334787, 10528152, 16669574, 21056304, 25004361, 33339148, 50008722, 66678296, 100017444, 133356592, 200034888, 400069776]

約数ペア:

[(1, 400069776), (2, 200034888), (3, 133356592), (4, 100017444), (6, 66678296), (8, 50008722), (12, 33339148), (16, 25004361), (19, 21056304), (24, 16669574), (38, 10528152), (48, 8334787), (57, 7018768), (76, 5264076), (114, 3509384), (152, 2632038), (228, 1754692), (304, 1316019), (449, 891024), (456, 877346), (898, 445512), (912, 438673), (977, 409488), (1347, 297008), (1796, 222756), (1954, 204744), (2694, 148504), (2931, 136496), (3592, 111378), (3908, 102372), (5388, 74252), (5862, 68248), (7184, 55689), (7816, 51186), (8531, 46896), (10776, 37126), (11724, 34124), (15632, 25593), (17062, 23448), (18563, 21552)]