80947680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15331}}^1$

素因数の和:15360

約数の個数: 96

約数和(自身を含む): 278183808

約数和(自身を除く): 197236128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 15331, 30662, 45993, 61324, 76655, 91986, 122648, 153310, 168641, 183972, 229965, 245296, 306620, 337282, 367944, 459930, 490592, 505923, 613240, 674564, 735888, 843205, 919860, 1011846, 1226480, 1349128, 1471776, 1686410, 1839720, 2023692, 2452960, 2529615, 2698256, 3372820, 3679440, 4047384, 5059230, 5396512, 6745640, 7358880, 8094768, 10118460, 13491280, 16189536, 20236920, 26982560, 40473840, 80947680]

約数ペア:

[(1, 80947680), (2, 40473840), (3, 26982560), (4, 20236920), (5, 16189536), (6, 13491280), (8, 10118460), (10, 8094768), (11, 7358880), (12, 6745640), (15, 5396512), (16, 5059230), (20, 4047384), (22, 3679440), (24, 3372820), (30, 2698256), (32, 2529615), (33, 2452960), (40, 2023692), (44, 1839720), (48, 1686410), (55, 1471776), (60, 1349128), (66, 1226480), (80, 1011846), (88, 919860), (96, 843205), (110, 735888), (120, 674564), (132, 613240), (160, 505923), (165, 490592), (176, 459930), (220, 367944), (240, 337282), (264, 306620), (330, 245296), (352, 229965), (440, 183972), (480, 168641), (528, 153310), (660, 122648), (880, 91986), (1056, 76655), (1320, 61324), (1760, 45993), (2640, 30662), (5280, 15331)]