15681456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 51377664

約数和(自身を除く): 35696208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 331, 336, 376, 423, 504, 564, 658, 662, 752, 846, 987, 993, 1008, 1128, 1316, 1324, 1692, 1974, 1986, 2256, 2317, 2632, 2648, 2961, 2979, 3384, 3948, 3972, 4634, 5264, 5296, 5922, 5958, 6768, 6951, 7896, 7944, 9268, 11844, 11916, 13902, 15557, 15792, 15888, 18536, 20853, 23688, 23832, 27804, 31114, 37072, 41706, 46671, 47376, 47664, 55608, 62228, 83412, 93342, 108899, 111216, 124456, 140013, 166824, 186684, 217798, 248912, 280026, 326697, 333648, 373368, 435596, 560052, 653394, 746736, 871192, 980091, 1120104, 1306788, 1742384, 1960182, 2240208, 2613576, 3920364, 5227152, 7840728, 15681456]

約数ペア:

[(1, 15681456), (2, 7840728), (3, 5227152), (4, 3920364), (6, 2613576), (7, 2240208), (8, 1960182), (9, 1742384), (12, 1306788), (14, 1120104), (16, 980091), (18, 871192), (21, 746736), (24, 653394), (28, 560052), (36, 435596), (42, 373368), (47, 333648), (48, 326697), (56, 280026), (63, 248912), (72, 217798), (84, 186684), (94, 166824), (112, 140013), (126, 124456), (141, 111216), (144, 108899), (168, 93342), (188, 83412), (252, 62228), (282, 55608), (329, 47664), (331, 47376), (336, 46671), (376, 41706), (423, 37072), (504, 31114), (564, 27804), (658, 23832), (662, 23688), (752, 20853), (846, 18536), (987, 15888), (993, 15792), (1008, 15557), (1128, 13902), (1316, 11916), (1324, 11844), (1692, 9268), (1974, 7944), (1986, 7896), (2256, 6951), (2317, 6768), (2632, 5958), (2648, 5922), (2961, 5296), (2979, 5264), (3384, 4634), (3948, 3972)]