74708340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{25411}}^1$

素因数の和:25437

約数の個数: 72

約数和(自身を含む): 243345312

約数和(自身を除く): 168636972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 25411, 50822, 76233, 101644, 127055, 152466, 177877, 254110, 304932, 355754, 381165, 508220, 533631, 711508, 762330, 889385, 1067262, 1245139, 1524660, 1778770, 2134524, 2490278, 2668155, 3557540, 3735417, 4980556, 5336310, 6225695, 7470834, 10672620, 12451390, 14941668, 18677085, 24902780, 37354170, 74708340]

約数ペア:

[(1, 74708340), (2, 37354170), (3, 24902780), (4, 18677085), (5, 14941668), (6, 12451390), (7, 10672620), (10, 7470834), (12, 6225695), (14, 5336310), (15, 4980556), (20, 3735417), (21, 3557540), (28, 2668155), (30, 2490278), (35, 2134524), (42, 1778770), (49, 1524660), (60, 1245139), (70, 1067262), (84, 889385), (98, 762330), (105, 711508), (140, 533631), (147, 508220), (196, 381165), (210, 355754), (245, 304932), (294, 254110), (420, 177877), (490, 152466), (588, 127055), (735, 101644), (980, 76233), (1470, 50822), (2940, 25411)]