258173880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20107}}^1$

素因数の和:20228

約数の個数: 64

約数和(自身を含む): 781799040

約数和(自身を除く): 523625160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 20107, 40214, 60321, 80428, 100535, 120642, 160856, 201070, 241284, 301605, 402140, 482568, 603210, 804280, 1206420, 2151449, 2412840, 4302898, 6454347, 8605796, 10757245, 12908694, 17211592, 21514490, 25817388, 32271735, 43028980, 51634776, 64543470, 86057960, 129086940, 258173880]

約数ペア:

[(1, 258173880), (2, 129086940), (3, 86057960), (4, 64543470), (5, 51634776), (6, 43028980), (8, 32271735), (10, 25817388), (12, 21514490), (15, 17211592), (20, 12908694), (24, 10757245), (30, 8605796), (40, 6454347), (60, 4302898), (107, 2412840), (120, 2151449), (214, 1206420), (321, 804280), (428, 603210), (535, 482568), (642, 402140), (856, 301605), (1070, 241284), (1284, 201070), (1605, 160856), (2140, 120642), (2568, 100535), (3210, 80428), (4280, 60321), (6420, 40214), (12840, 20107)]