128235510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8431}}^1$

素因数の和:8470

約数の個数: 72

約数和(自身を含む): 361075104

約数和(自身を除く): 232839594

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 2535, 3042, 5070, 7605, 8431, 15210, 16862, 25293, 42155, 50586, 75879, 84310, 109603, 126465, 151758, 219206, 252930, 328809, 379395, 548015, 657618, 758790, 986427, 1096030, 1424839, 1644045, 1972854, 2849678, 3288090, 4274517, 4932135, 7124195, 8549034, 9864270, 12823551, 14248390, 21372585, 25647102, 42745170, 64117755, 128235510]

約数ペア:

[(1, 128235510), (2, 64117755), (3, 42745170), (5, 25647102), (6, 21372585), (9, 14248390), (10, 12823551), (13, 9864270), (15, 8549034), (18, 7124195), (26, 4932135), (30, 4274517), (39, 3288090), (45, 2849678), (65, 1972854), (78, 1644045), (90, 1424839), (117, 1096030), (130, 986427), (169, 758790), (195, 657618), (234, 548015), (338, 379395), (390, 328809), (507, 252930), (585, 219206), (845, 151758), (1014, 126465), (1170, 109603), (1521, 84310), (1690, 75879), (2535, 50586), (3042, 42155), (5070, 25293), (7605, 16862), (8431, 15210)]