399944580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{9817}}^1$

素因数の和:9933

約数の個数: 96

約数和(自身を含む): 1293148416

約数和(自身を除く): 893203836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1940, 2037, 2716, 2910, 3395, 4074, 5820, 6790, 8148, 9817, 10185, 13580, 19634, 20370, 29451, 39268, 40740, 49085, 58902, 68719, 98170, 117804, 137438, 147255, 196340, 206157, 274876, 294510, 343595, 412314, 589020, 687190, 824628, 952249, 1030785, 1374380, 1904498, 2061570, 2856747, 3808996, 4123140, 4761245, 5713494, 6665743, 9522490, 11426988, 13331486, 14283735, 19044980, 19997229, 26662972, 28567470, 33328715, 39994458, 57134940, 66657430, 79988916, 99986145, 133314860, 199972290, 399944580]

約数ペア:

[(1, 399944580), (2, 199972290), (3, 133314860), (4, 99986145), (5, 79988916), (6, 66657430), (7, 57134940), (10, 39994458), (12, 33328715), (14, 28567470), (15, 26662972), (20, 19997229), (21, 19044980), (28, 14283735), (30, 13331486), (35, 11426988), (42, 9522490), (60, 6665743), (70, 5713494), (84, 4761245), (97, 4123140), (105, 3808996), (140, 2856747), (194, 2061570), (210, 1904498), (291, 1374380), (388, 1030785), (420, 952249), (485, 824628), (582, 687190), (679, 589020), (970, 412314), (1164, 343595), (1358, 294510), (1455, 274876), (1940, 206157), (2037, 196340), (2716, 147255), (2910, 137438), (3395, 117804), (4074, 98170), (5820, 68719), (6790, 58902), (8148, 49085), (9817, 40740), (10185, 39268), (13580, 29451), (19634, 20370)]