64319580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27487}}^1$

素因数の和:27515

約数の個数: 72

約数和(自身を含む): 210118272

約数和(自身を除く): 145798692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 27487, 54974, 82461, 109948, 137435, 164922, 247383, 274870, 329844, 357331, 412305, 494766, 549740, 714662, 824610, 989532, 1071993, 1236915, 1429324, 1649220, 1786655, 2143986, 2473830, 3215979, 3573310, 4287972, 4947660, 5359965, 6431958, 7146620, 10719930, 12863916, 16079895, 21439860, 32159790, 64319580]

約数ペア:

[(1, 64319580), (2, 32159790), (3, 21439860), (4, 16079895), (5, 12863916), (6, 10719930), (9, 7146620), (10, 6431958), (12, 5359965), (13, 4947660), (15, 4287972), (18, 3573310), (20, 3215979), (26, 2473830), (30, 2143986), (36, 1786655), (39, 1649220), (45, 1429324), (52, 1236915), (60, 1071993), (65, 989532), (78, 824610), (90, 714662), (117, 549740), (130, 494766), (156, 412305), (180, 357331), (195, 329844), (234, 274870), (260, 247383), (390, 164922), (468, 137435), (585, 109948), (780, 82461), (1170, 54974), (2340, 27487)]