7840728

素因数分解:

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

素因数の和:397

約数の個数: 96

約数和(自身を含む): 24860160

約数和(自身を除く): 17019432

約数列:

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

約数ペア:

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