27203820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 93461760

約数和(自身を除く): 66257940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 487, 490, 532, 570, 588, 665, 735, 798, 931, 974, 980, 1140, 1330, 1461, 1470, 1596, 1862, 1948, 1995, 2435, 2660, 2793, 2922, 2940, 3409, 3724, 3990, 4655, 4870, 5586, 5844, 6818, 7305, 7980, 9253, 9310, 9740, 10227, 11172, 13636, 13965, 14610, 17045, 18506, 18620, 20454, 23863, 27759, 27930, 29220, 34090, 37012, 40908, 46265, 47726, 51135, 55518, 55860, 64771, 68180, 71589, 92530, 95452, 102270, 111036, 119315, 129542, 138795, 143178, 185060, 194313, 204540, 238630, 259084, 277590, 286356, 323855, 357945, 388626, 453397, 477260, 555180, 647710, 715890, 777252, 906794, 971565, 1295420, 1360191, 1431780, 1813588, 1943130, 2266985, 2720382, 3886260, 4533970, 5440764, 6800955, 9067940, 13601910, 27203820]

約数ペア:

[(1, 27203820), (2, 13601910), (3, 9067940), (4, 6800955), (5, 5440764), (6, 4533970), (7, 3886260), (10, 2720382), (12, 2266985), (14, 1943130), (15, 1813588), (19, 1431780), (20, 1360191), (21, 1295420), (28, 971565), (30, 906794), (35, 777252), (38, 715890), (42, 647710), (49, 555180), (57, 477260), (60, 453397), (70, 388626), (76, 357945), (84, 323855), (95, 286356), (98, 277590), (105, 259084), (114, 238630), (133, 204540), (140, 194313), (147, 185060), (190, 143178), (196, 138795), (210, 129542), (228, 119315), (245, 111036), (266, 102270), (285, 95452), (294, 92530), (380, 71589), (399, 68180), (420, 64771), (487, 55860), (490, 55518), (532, 51135), (570, 47726), (588, 46265), (665, 40908), (735, 37012), (798, 34090), (931, 29220), (974, 27930), (980, 27759), (1140, 23863), (1330, 20454), (1461, 18620), (1470, 18506), (1596, 17045), (1862, 14610), (1948, 13965), (1995, 13636), (2435, 11172), (2660, 10227), (2793, 9740), (2922, 9310), (2940, 9253), (3409, 7980), (3724, 7305), (3990, 6818), (4655, 5844), (4870, 5586)]