31730580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{25183}}^1$

素因数の和:25205

約数の個数: 72

約数和(自身を含む): 110003712

約数和(自身を除く): 78273132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 25183, 50366, 75549, 100732, 125915, 151098, 176281, 226647, 251830, 302196, 352562, 377745, 453294, 503660, 528843, 705124, 755490, 881405, 906588, 1057686, 1133235, 1510980, 1586529, 1762810, 2115372, 2266470, 2644215, 3173058, 3525620, 4532940, 5288430, 6346116, 7932645, 10576860, 15865290, 31730580]

約数ペア:

[(1, 31730580), (2, 15865290), (3, 10576860), (4, 7932645), (5, 6346116), (6, 5288430), (7, 4532940), (9, 3525620), (10, 3173058), (12, 2644215), (14, 2266470), (15, 2115372), (18, 1762810), (20, 1586529), (21, 1510980), (28, 1133235), (30, 1057686), (35, 906588), (36, 881405), (42, 755490), (45, 705124), (60, 528843), (63, 503660), (70, 453294), (84, 377745), (90, 352562), (105, 302196), (126, 251830), (140, 226647), (180, 176281), (210, 151098), (252, 125915), (315, 100732), (420, 75549), (630, 50366), (1260, 25183)]