391358688

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:605

約数の個数: 144

約数和(自身を含む): 1203358464

約数和(自身を除く): 811999776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 271, 294, 307, 336, 392, 542, 588, 614, 672, 784, 813, 921, 1084, 1176, 1228, 1568, 1626, 1842, 1897, 2149, 2168, 2352, 2456, 3252, 3684, 3794, 4298, 4336, 4704, 4912, 5691, 6447, 6504, 7368, 7588, 8596, 8672, 9824, 11382, 12894, 13008, 13279, 14736, 15043, 15176, 17192, 22764, 25788, 26016, 26558, 29472, 30086, 30352, 34384, 39837, 45129, 45528, 51576, 53116, 60172, 60704, 68768, 79674, 83197, 90258, 91056, 103152, 106232, 120344, 159348, 166394, 180516, 182112, 206304, 212464, 240688, 249591, 318696, 332788, 361032, 424928, 481376, 499182, 582379, 637392, 665576, 722064, 998364, 1164758, 1274784, 1331152, 1444128, 1747137, 1996728, 2329516, 2662304, 3494274, 3993456, 4076653, 4659032, 6988548, 7986912, 8153306, 9318064, 12229959, 13977096, 16306612, 18636128, 24459918, 27954192, 32613224, 48919836, 55908384, 65226448, 97839672, 130452896, 195679344, 391358688]

約数ペア:

[(1, 391358688), (2, 195679344), (3, 130452896), (4, 97839672), (6, 65226448), (7, 55908384), (8, 48919836), (12, 32613224), (14, 27954192), (16, 24459918), (21, 18636128), (24, 16306612), (28, 13977096), (32, 12229959), (42, 9318064), (48, 8153306), (49, 7986912), (56, 6988548), (84, 4659032), (96, 4076653), (98, 3993456), (112, 3494274), (147, 2662304), (168, 2329516), (196, 1996728), (224, 1747137), (271, 1444128), (294, 1331152), (307, 1274784), (336, 1164758), (392, 998364), (542, 722064), (588, 665576), (614, 637392), (672, 582379), (784, 499182), (813, 481376), (921, 424928), (1084, 361032), (1176, 332788), (1228, 318696), (1568, 249591), (1626, 240688), (1842, 212464), (1897, 206304), (2149, 182112), (2168, 180516), (2352, 166394), (2456, 159348), (3252, 120344), (3684, 106232), (3794, 103152), (4298, 91056), (4336, 90258), (4704, 83197), (4912, 79674), (5691, 68768), (6447, 60704), (6504, 60172), (7368, 53116), (7588, 51576), (8596, 45528), (8672, 45129), (9824, 39837), (11382, 34384), (12894, 30352), (13008, 30086), (13279, 29472), (14736, 26558), (15043, 26016), (15176, 25788), (17192, 22764)]