291237700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:966

約数の個数: 108

約数和(自身を含む): 721151760

約数和(自身を除く): 429914060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 169, 190, 247, 260, 325, 338, 380, 475, 494, 650, 676, 845, 907, 950, 988, 1235, 1300, 1690, 1814, 1900, 2470, 3211, 3380, 3628, 4225, 4535, 4940, 6175, 6422, 8450, 9070, 11791, 12350, 12844, 16055, 16900, 17233, 18140, 22675, 23582, 24700, 32110, 34466, 45350, 47164, 58955, 64220, 68932, 80275, 86165, 90700, 117910, 153283, 160550, 172330, 224029, 235820, 294775, 306566, 321100, 344660, 430825, 448058, 589550, 613132, 766415, 861650, 896116, 1120145, 1179100, 1532830, 1723300, 2240290, 2912377, 3065660, 3832075, 4480580, 5600725, 5824754, 7664150, 11201450, 11649508, 14561885, 15328300, 22402900, 29123770, 58247540, 72809425, 145618850, 291237700]

約数ペア:

[(1, 291237700), (2, 145618850), (4, 72809425), (5, 58247540), (10, 29123770), (13, 22402900), (19, 15328300), (20, 14561885), (25, 11649508), (26, 11201450), (38, 7664150), (50, 5824754), (52, 5600725), (65, 4480580), (76, 3832075), (95, 3065660), (100, 2912377), (130, 2240290), (169, 1723300), (190, 1532830), (247, 1179100), (260, 1120145), (325, 896116), (338, 861650), (380, 766415), (475, 613132), (494, 589550), (650, 448058), (676, 430825), (845, 344660), (907, 321100), (950, 306566), (988, 294775), (1235, 235820), (1300, 224029), (1690, 172330), (1814, 160550), (1900, 153283), (2470, 117910), (3211, 90700), (3380, 86165), (3628, 80275), (4225, 68932), (4535, 64220), (4940, 58955), (6175, 47164), (6422, 45350), (8450, 34466), (9070, 32110), (11791, 24700), (12350, 23582), (12844, 22675), (16055, 18140), (16900, 17233)]