398439240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{4493}}^1$

素因数の和:5246

約数の個数: 64

約数和(自身を含む): 1197201600

約数和(自身を除く): 798762360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 739, 1478, 2217, 2956, 3695, 4434, 4493, 5912, 7390, 8868, 8986, 11085, 13479, 14780, 17736, 17972, 22170, 22465, 26958, 29560, 35944, 44340, 44930, 53916, 67395, 88680, 89860, 107832, 134790, 179720, 269580, 539160, 3320327, 6640654, 9960981, 13281308, 16601635, 19921962, 26562616, 33203270, 39843924, 49804905, 66406540, 79687848, 99609810, 132813080, 199219620, 398439240]

約数ペア:

[(1, 398439240), (2, 199219620), (3, 132813080), (4, 99609810), (5, 79687848), (6, 66406540), (8, 49804905), (10, 39843924), (12, 33203270), (15, 26562616), (20, 19921962), (24, 16601635), (30, 13281308), (40, 9960981), (60, 6640654), (120, 3320327), (739, 539160), (1478, 269580), (2217, 179720), (2956, 134790), (3695, 107832), (4434, 89860), (4493, 88680), (5912, 67395), (7390, 53916), (8868, 44930), (8986, 44340), (11085, 35944), (13479, 29560), (14780, 26958), (17736, 22465), (17972, 22170)]