2691231240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{3323}}^1$

素因数の和:3751

約数の個数: 128

約数和(自身を含む): 8572728960

約数和(自身を除く): 5881497720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 397, 408, 510, 680, 794, 1020, 1191, 1588, 1985, 2040, 2382, 3176, 3323, 3970, 4764, 5955, 6646, 6749, 7940, 9528, 9969, 11910, 13292, 13498, 15880, 16615, 19938, 20247, 23820, 26584, 26996, 33230, 33745, 39876, 40494, 47640, 49845, 53992, 56491, 66460, 67490, 79752, 80988, 99690, 101235, 112982, 132920, 134980, 161976, 169473, 199380, 202470, 225964, 269960, 282455, 338946, 398760, 404940, 451928, 564910, 677892, 809880, 847365, 1129820, 1319231, 1355784, 1694730, 2259640, 2638462, 3389460, 3957693, 5276924, 6596155, 6778920, 7915386, 10553848, 13192310, 15830772, 19788465, 22426927, 26384620, 31661544, 39576930, 44853854, 52769240, 67280781, 79153860, 89707708, 112134635, 134561562, 158307720, 179415416, 224269270, 269123124, 336403905, 448538540, 538246248, 672807810, 897077080, 1345615620, 2691231240]

約数ペア:

[(1, 2691231240), (2, 1345615620), (3, 897077080), (4, 672807810), (5, 538246248), (6, 448538540), (8, 336403905), (10, 269123124), (12, 224269270), (15, 179415416), (17, 158307720), (20, 134561562), (24, 112134635), (30, 89707708), (34, 79153860), (40, 67280781), (51, 52769240), (60, 44853854), (68, 39576930), (85, 31661544), (102, 26384620), (120, 22426927), (136, 19788465), (170, 15830772), (204, 13192310), (255, 10553848), (340, 7915386), (397, 6778920), (408, 6596155), (510, 5276924), (680, 3957693), (794, 3389460), (1020, 2638462), (1191, 2259640), (1588, 1694730), (1985, 1355784), (2040, 1319231), (2382, 1129820), (3176, 847365), (3323, 809880), (3970, 677892), (4764, 564910), (5955, 451928), (6646, 404940), (6749, 398760), (7940, 338946), (9528, 282455), (9969, 269960), (11910, 225964), (13292, 202470), (13498, 199380), (15880, 169473), (16615, 161976), (19938, 134980), (20247, 132920), (23820, 112982), (26584, 101235), (26996, 99690), (33230, 80988), (33745, 79752), (39876, 67490), (40494, 66460), (47640, 56491), (49845, 53992)]