738270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 2070432

約数和(自身を除く): 1332162

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 631, 1170, 1262, 1893, 3155, 3786, 5679, 6310, 8203, 9465, 11358, 16406, 18930, 24609, 28395, 41015, 49218, 56790, 73827, 82030, 123045, 147654, 246090, 369135, 738270]

約数ペア:

[(1, 738270), (2, 369135), (3, 246090), (5, 147654), (6, 123045), (9, 82030), (10, 73827), (13, 56790), (15, 49218), (18, 41015), (26, 28395), (30, 24609), (39, 18930), (45, 16406), (65, 11358), (78, 9465), (90, 8203), (117, 6310), (130, 5679), (195, 3786), (234, 3155), (390, 1893), (585, 1262), (631, 1170)]