102245640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{121721}}^1$

素因数の和:121742

約数の個数: 64

約数和(自身を含む): 350559360

約数和(自身を除く): 248313720

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, 121721, 243442, 365163, 486884, 608605, 730326, 852047, 973768, 1217210, 1460652, 1704094, 1825815, 2434420, 2556141, 2921304, 3408188, 3651630, 4260235, 4868840, 5112282, 6816376, 7303260, 8520470, 10224564, 12780705, 14606520, 17040940, 20449128, 25561410, 34081880, 51122820, 102245640]

約数ペア:

[(1, 102245640), (2, 51122820), (3, 34081880), (4, 25561410), (5, 20449128), (6, 17040940), (7, 14606520), (8, 12780705), (10, 10224564), (12, 8520470), (14, 7303260), (15, 6816376), (20, 5112282), (21, 4868840), (24, 4260235), (28, 3651630), (30, 3408188), (35, 2921304), (40, 2556141), (42, 2434420), (56, 1825815), (60, 1704094), (70, 1460652), (84, 1217210), (105, 973768), (120, 852047), (140, 730326), (168, 608605), (210, 486884), (280, 365163), (420, 243442), (840, 121721)]