254173868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 549662400

約数和(自身を除く): 295488532

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 37, 38, 52, 68, 74, 76, 148, 221, 247, 323, 409, 442, 481, 494, 629, 646, 703, 818, 884, 962, 988, 1258, 1292, 1406, 1636, 1924, 2516, 2812, 4199, 5317, 6953, 7771, 8177, 8398, 9139, 10634, 11951, 13906, 15133, 15542, 16354, 16796, 18278, 21268, 23902, 27812, 30266, 31084, 32708, 36556, 47804, 60532, 90389, 101023, 132107, 155363, 180778, 196729, 202046, 257261, 264214, 287527, 310726, 361556, 393458, 404092, 514522, 528428, 575054, 621452, 786916, 1029044, 1150108, 1717391, 3344393, 3434782, 3737851, 4887959, 6688786, 6869564, 7475702, 9775918, 13377572, 14951404, 19551836, 63543467, 127086934, 254173868]

約数ペア:

[(1, 254173868), (2, 127086934), (4, 63543467), (13, 19551836), (17, 14951404), (19, 13377572), (26, 9775918), (34, 7475702), (37, 6869564), (38, 6688786), (52, 4887959), (68, 3737851), (74, 3434782), (76, 3344393), (148, 1717391), (221, 1150108), (247, 1029044), (323, 786916), (409, 621452), (442, 575054), (481, 528428), (494, 514522), (629, 404092), (646, 393458), (703, 361556), (818, 310726), (884, 287527), (962, 264214), (988, 257261), (1258, 202046), (1292, 196729), (1406, 180778), (1636, 155363), (1924, 132107), (2516, 101023), (2812, 90389), (4199, 60532), (5317, 47804), (6953, 36556), (7771, 32708), (8177, 31084), (8398, 30266), (9139, 27812), (10634, 23902), (11951, 21268), (13906, 18278), (15133, 16796), (15542, 16354)]