220807764

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{857}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 593080488

約数和(自身を除く): 372272724

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 421, 612, 842, 857, 1263, 1684, 1714, 2526, 2571, 3428, 3789, 5052, 5142, 7157, 7578, 7713, 10284, 14314, 14569, 15156, 15426, 21471, 28628, 29138, 30852, 42942, 43707, 58276, 64413, 85884, 87414, 128826, 131121, 174828, 257652, 262242, 360797, 524484, 721594, 1082391, 1443188, 2164782, 3247173, 4329564, 6133549, 6494346, 12267098, 12988692, 18400647, 24534196, 36801294, 55201941, 73602588, 110403882, 220807764]

約数ペア:

[(1, 220807764), (2, 110403882), (3, 73602588), (4, 55201941), (6, 36801294), (9, 24534196), (12, 18400647), (17, 12988692), (18, 12267098), (34, 6494346), (36, 6133549), (51, 4329564), (68, 3247173), (102, 2164782), (153, 1443188), (204, 1082391), (306, 721594), (421, 524484), (612, 360797), (842, 262242), (857, 257652), (1263, 174828), (1684, 131121), (1714, 128826), (2526, 87414), (2571, 85884), (3428, 64413), (3789, 58276), (5052, 43707), (5142, 42942), (7157, 30852), (7578, 29138), (7713, 28628), (10284, 21471), (14314, 15426), (14569, 15156)]