490449510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{151}}^2\times {\mathrm{239}}^1$

素因数の和:554

約数の個数: 72

約数和(自身を含む): 1289040480

約数和(自身を除く): 798590970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 151, 239, 302, 453, 478, 717, 755, 906, 1195, 1359, 1434, 1510, 2151, 2265, 2390, 2718, 3585, 4302, 4530, 6795, 7170, 10755, 13590, 21510, 22801, 36089, 45602, 68403, 72178, 108267, 114005, 136806, 180445, 205209, 216534, 228010, 324801, 342015, 360890, 410418, 541335, 649602, 684030, 1026045, 1082670, 1624005, 2052090, 3248010, 5449439, 10898878, 16348317, 27247195, 32696634, 49044951, 54494390, 81741585, 98089902, 163483170, 245224755, 490449510]

約数ペア:

[(1, 490449510), (2, 245224755), (3, 163483170), (5, 98089902), (6, 81741585), (9, 54494390), (10, 49044951), (15, 32696634), (18, 27247195), (30, 16348317), (45, 10898878), (90, 5449439), (151, 3248010), (239, 2052090), (302, 1624005), (453, 1082670), (478, 1026045), (717, 684030), (755, 649602), (906, 541335), (1195, 410418), (1359, 360890), (1434, 342015), (1510, 324801), (2151, 228010), (2265, 216534), (2390, 205209), (2718, 180445), (3585, 136806), (4302, 114005), (4530, 108267), (6795, 72178), (7170, 68403), (10755, 45602), (13590, 36089), (21510, 22801)]