421569540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{47797}}^1$

素因数の和:47826

約数の個数: 108

約数和(自身を含む): 1487569356

約数和(自身を除く): 1065999816

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 47797, 95594, 143391, 191188, 238985, 286782, 334579, 430173, 477970, 573564, 669158, 716955, 860346, 955940, 1003737, 1338316, 1433910, 1672895, 1720692, 2007474, 2150865, 2342053, 2867820, 3011211, 3345790, 4014948, 4301730, 4684106, 5018685, 6022422, 6691580, 7026159, 8603460, 9368212, 10037370, 11710265, 12044844, 14052318, 15056055, 20074740, 21078477, 23420530, 28104636, 30112110, 35130795, 42156954, 46841060, 60224220, 70261590, 84313908, 105392385, 140523180, 210784770, 421569540]

約数ペア:

[(1, 421569540), (2, 210784770), (3, 140523180), (4, 105392385), (5, 84313908), (6, 70261590), (7, 60224220), (9, 46841060), (10, 42156954), (12, 35130795), (14, 30112110), (15, 28104636), (18, 23420530), (20, 21078477), (21, 20074740), (28, 15056055), (30, 14052318), (35, 12044844), (36, 11710265), (42, 10037370), (45, 9368212), (49, 8603460), (60, 7026159), (63, 6691580), (70, 6022422), (84, 5018685), (90, 4684106), (98, 4301730), (105, 4014948), (126, 3345790), (140, 3011211), (147, 2867820), (180, 2342053), (196, 2150865), (210, 2007474), (245, 1720692), (252, 1672895), (294, 1433910), (315, 1338316), (420, 1003737), (441, 955940), (490, 860346), (588, 716955), (630, 669158), (735, 573564), (882, 477970), (980, 430173), (1260, 334579), (1470, 286782), (1764, 238985), (2205, 191188), (2940, 143391), (4410, 95594), (8820, 47797)]