489568720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{12413}}^1$

素因数の和:12472

約数の個数: 80

約数和(自身を含む): 1246862160

約数和(自身を除く): 757293440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4930, 7888, 9860, 12413, 19720, 24826, 39440, 49652, 62065, 99304, 124130, 198608, 211021, 248260, 359977, 422042, 496520, 719954, 844084, 993040, 1055105, 1439908, 1688168, 1799885, 2110210, 2879816, 3376336, 3599770, 4220420, 5759632, 6119609, 7199540, 8440840, 12239218, 14399080, 16881680, 24478436, 28798160, 30598045, 48956872, 61196090, 97913744, 122392180, 244784360, 489568720]

約数ペア:

[(1, 489568720), (2, 244784360), (4, 122392180), (5, 97913744), (8, 61196090), (10, 48956872), (16, 30598045), (17, 28798160), (20, 24478436), (29, 16881680), (34, 14399080), (40, 12239218), (58, 8440840), (68, 7199540), (80, 6119609), (85, 5759632), (116, 4220420), (136, 3599770), (145, 3376336), (170, 2879816), (232, 2110210), (272, 1799885), (290, 1688168), (340, 1439908), (464, 1055105), (493, 993040), (580, 844084), (680, 719954), (986, 496520), (1160, 422042), (1360, 359977), (1972, 248260), (2320, 211021), (2465, 198608), (3944, 124130), (4930, 99304), (7888, 62065), (9860, 49652), (12413, 39440), (19720, 24826)]