123671940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17321}}^1$

素因数の和:17357

約数の個数: 96

約数和(自身を含む): 419053824

約数和(自身を除く): 295381884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 17321, 34642, 51963, 69284, 86605, 103926, 121247, 173210, 207852, 242494, 259815, 294457, 346420, 363741, 484988, 519630, 588914, 606235, 727482, 883371, 1039260, 1177828, 1212470, 1454964, 1472285, 1766742, 1818705, 2061199, 2424940, 2944570, 3533484, 3637410, 4122398, 4416855, 5889140, 6183597, 7274820, 8244796, 8833710, 10305995, 12367194, 17667420, 20611990, 24734388, 30917985, 41223980, 61835970, 123671940]

約数ペア:

[(1, 123671940), (2, 61835970), (3, 41223980), (4, 30917985), (5, 24734388), (6, 20611990), (7, 17667420), (10, 12367194), (12, 10305995), (14, 8833710), (15, 8244796), (17, 7274820), (20, 6183597), (21, 5889140), (28, 4416855), (30, 4122398), (34, 3637410), (35, 3533484), (42, 2944570), (51, 2424940), (60, 2061199), (68, 1818705), (70, 1766742), (84, 1472285), (85, 1454964), (102, 1212470), (105, 1177828), (119, 1039260), (140, 883371), (170, 727482), (204, 606235), (210, 588914), (238, 519630), (255, 484988), (340, 363741), (357, 346420), (420, 294457), (476, 259815), (510, 242494), (595, 207852), (714, 173210), (1020, 121247), (1190, 103926), (1428, 86605), (1785, 69284), (2380, 51963), (3570, 34642), (7140, 17321)]