289015220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 679408128

約数和(自身を除く): 390392908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 67, 94, 130, 134, 188, 235, 260, 268, 335, 353, 470, 611, 670, 706, 871, 940, 1222, 1340, 1412, 1742, 1765, 2444, 3055, 3149, 3484, 3530, 4355, 4589, 6110, 6298, 7060, 8710, 9178, 12220, 12596, 15745, 16591, 17420, 18356, 22945, 23651, 31490, 33182, 40937, 45890, 47302, 62980, 66364, 81874, 82955, 91780, 94604, 118255, 163748, 165910, 204685, 215683, 236510, 307463, 331820, 409370, 431366, 473020, 614926, 818740, 862732, 1078415, 1111597, 1229852, 1537315, 2156830, 2223194, 3074630, 4313660, 4446388, 5557985, 6149260, 11115970, 14450761, 22231940, 28901522, 57803044, 72253805, 144507610, 289015220]

約数ペア:

[(1, 289015220), (2, 144507610), (4, 72253805), (5, 57803044), (10, 28901522), (13, 22231940), (20, 14450761), (26, 11115970), (47, 6149260), (52, 5557985), (65, 4446388), (67, 4313660), (94, 3074630), (130, 2223194), (134, 2156830), (188, 1537315), (235, 1229852), (260, 1111597), (268, 1078415), (335, 862732), (353, 818740), (470, 614926), (611, 473020), (670, 431366), (706, 409370), (871, 331820), (940, 307463), (1222, 236510), (1340, 215683), (1412, 204685), (1742, 165910), (1765, 163748), (2444, 118255), (3055, 94604), (3149, 91780), (3484, 82955), (3530, 81874), (4355, 66364), (4589, 62980), (6110, 47302), (6298, 45890), (7060, 40937), (8710, 33182), (9178, 31490), (12220, 23651), (12596, 22945), (15745, 18356), (16591, 17420)]