31423860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1033}}^1$

素因数の和:1074

約数の個数: 108

約数和(自身を含む): 103315212

約数和(自身を除く): 71891352

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1033, 1170, 1521, 1690, 2028, 2066, 2340, 2535, 3042, 3099, 3380, 4132, 5070, 5165, 6084, 6198, 7605, 9297, 10140, 10330, 12396, 13429, 15210, 15495, 18594, 20660, 26858, 30420, 30990, 37188, 40287, 46485, 53716, 61980, 67145, 80574, 92970, 120861, 134290, 161148, 174577, 185940, 201435, 241722, 268580, 349154, 402870, 483444, 523731, 604305, 698308, 805740, 872885, 1047462, 1208610, 1571193, 1745770, 2094924, 2417220, 2618655, 3142386, 3491540, 5237310, 6284772, 7855965, 10474620, 15711930, 31423860]

約数ペア:

[(1, 31423860), (2, 15711930), (3, 10474620), (4, 7855965), (5, 6284772), (6, 5237310), (9, 3491540), (10, 3142386), (12, 2618655), (13, 2417220), (15, 2094924), (18, 1745770), (20, 1571193), (26, 1208610), (30, 1047462), (36, 872885), (39, 805740), (45, 698308), (52, 604305), (60, 523731), (65, 483444), (78, 402870), (90, 349154), (117, 268580), (130, 241722), (156, 201435), (169, 185940), (180, 174577), (195, 161148), (234, 134290), (260, 120861), (338, 92970), (390, 80574), (468, 67145), (507, 61980), (585, 53716), (676, 46485), (780, 40287), (845, 37188), (1014, 30990), (1033, 30420), (1170, 26858), (1521, 20660), (1690, 18594), (2028, 15495), (2066, 15210), (2340, 13429), (2535, 12396), (3042, 10330), (3099, 10140), (3380, 9297), (4132, 7605), (5070, 6198), (5165, 6084)]