661575330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{188483}}^1$

素因数の和:188512

約数の個数: 64

約数和(自身を含む): 1899918720

約数和(自身を除く): 1238343390

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 188483, 376966, 565449, 942415, 1130898, 1696347, 1884830, 2450279, 2827245, 3392694, 4900558, 5089041, 5654490, 7350837, 8481735, 10178082, 12251395, 14701674, 16963470, 22052511, 24502790, 25445205, 36754185, 44105022, 50890410, 66157533, 73508370, 110262555, 132315066, 220525110, 330787665, 661575330]

約数ペア:

[(1, 661575330), (2, 330787665), (3, 220525110), (5, 132315066), (6, 110262555), (9, 73508370), (10, 66157533), (13, 50890410), (15, 44105022), (18, 36754185), (26, 25445205), (27, 24502790), (30, 22052511), (39, 16963470), (45, 14701674), (54, 12251395), (65, 10178082), (78, 8481735), (90, 7350837), (117, 5654490), (130, 5089041), (135, 4900558), (195, 3392694), (234, 2827245), (270, 2450279), (351, 1884830), (390, 1696347), (585, 1130898), (702, 942415), (1170, 565449), (1755, 376966), (3510, 188483)]