204021108

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 535920840

約数和(自身を除く): 331899732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 89, 111, 148, 178, 222, 267, 333, 356, 444, 534, 666, 801, 1068, 1332, 1602, 1721, 3204, 3293, 3442, 5163, 6586, 6884, 9879, 10326, 13172, 15489, 19758, 20652, 29637, 30978, 39516, 59274, 61956, 63677, 118548, 127354, 153169, 191031, 254708, 306338, 382062, 459507, 573093, 612676, 764124, 919014, 1146186, 1378521, 1838028, 2292372, 2757042, 5514084, 5667253, 11334506, 17001759, 22669012, 34003518, 51005277, 68007036, 102010554, 204021108]

約数ペア:

[(1, 204021108), (2, 102010554), (3, 68007036), (4, 51005277), (6, 34003518), (9, 22669012), (12, 17001759), (18, 11334506), (36, 5667253), (37, 5514084), (74, 2757042), (89, 2292372), (111, 1838028), (148, 1378521), (178, 1146186), (222, 919014), (267, 764124), (333, 612676), (356, 573093), (444, 459507), (534, 382062), (666, 306338), (801, 254708), (1068, 191031), (1332, 153169), (1602, 127354), (1721, 118548), (3204, 63677), (3293, 61956), (3442, 59274), (5163, 39516), (6586, 30978), (6884, 29637), (9879, 20652), (10326, 19758), (13172, 15489)]