71486520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85103}}^1$

素因数の和:85124

約数の個数: 64

約数和(自身を含む): 245099520

約数和(自身を除く): 173613000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85103, 170206, 255309, 340412, 425515, 510618, 595721, 680824, 851030, 1021236, 1191442, 1276545, 1702060, 1787163, 2042472, 2382884, 2553090, 2978605, 3404120, 3574326, 4765768, 5106180, 5957210, 7148652, 8935815, 10212360, 11914420, 14297304, 17871630, 23828840, 35743260, 71486520]

約数ペア:

[(1, 71486520), (2, 35743260), (3, 23828840), (4, 17871630), (5, 14297304), (6, 11914420), (7, 10212360), (8, 8935815), (10, 7148652), (12, 5957210), (14, 5106180), (15, 4765768), (20, 3574326), (21, 3404120), (24, 2978605), (28, 2553090), (30, 2382884), (35, 2042472), (40, 1787163), (42, 1702060), (56, 1276545), (60, 1191442), (70, 1021236), (84, 851030), (105, 680824), (120, 595721), (140, 510618), (168, 425515), (210, 340412), (280, 255309), (420, 170206), (840, 85103)]