68719440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16843}}^1$

素因数の和:16876

約数の個数: 80

約数和(自身を含む): 225574848

約数和(自身を除く): 156855408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 16843, 33686, 50529, 67372, 84215, 101058, 134744, 168430, 202116, 252645, 269488, 286331, 336860, 404232, 505290, 572662, 673720, 808464, 858993, 1010580, 1145324, 1347440, 1431655, 1717986, 2021160, 2290648, 2863310, 3435972, 4042320, 4294965, 4581296, 5726620, 6871944, 8589930, 11453240, 13743888, 17179860, 22906480, 34359720, 68719440]

約数ペア:

[(1, 68719440), (2, 34359720), (3, 22906480), (4, 17179860), (5, 13743888), (6, 11453240), (8, 8589930), (10, 6871944), (12, 5726620), (15, 4581296), (16, 4294965), (17, 4042320), (20, 3435972), (24, 2863310), (30, 2290648), (34, 2021160), (40, 1717986), (48, 1431655), (51, 1347440), (60, 1145324), (68, 1010580), (80, 858993), (85, 808464), (102, 673720), (120, 572662), (136, 505290), (170, 404232), (204, 336860), (240, 286331), (255, 269488), (272, 252645), (340, 202116), (408, 168430), (510, 134744), (680, 101058), (816, 84215), (1020, 67372), (1360, 50529), (2040, 33686), (4080, 16843)]