220453400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^3\times {\mathrm{37}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 543953280

約数和(自身を除く): 323499880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 37, 40, 50, 62, 74, 100, 124, 148, 155, 185, 200, 248, 296, 310, 370, 620, 740, 775, 925, 961, 1147, 1240, 1480, 1550, 1850, 1922, 2294, 3100, 3700, 3844, 4588, 4805, 5735, 6200, 7400, 7688, 9176, 9610, 11470, 19220, 22940, 24025, 28675, 29791, 35557, 38440, 45880, 48050, 57350, 59582, 71114, 96100, 114700, 119164, 142228, 148955, 177785, 192200, 229400, 238328, 284456, 297910, 355570, 595820, 711140, 744775, 888925, 1102267, 1191640, 1422280, 1489550, 1777850, 2204534, 2979100, 3555700, 4409068, 5511335, 5958200, 7111400, 8818136, 11022670, 22045340, 27556675, 44090680, 55113350, 110226700, 220453400]

約数ペア:

[(1, 220453400), (2, 110226700), (4, 55113350), (5, 44090680), (8, 27556675), (10, 22045340), (20, 11022670), (25, 8818136), (31, 7111400), (37, 5958200), (40, 5511335), (50, 4409068), (62, 3555700), (74, 2979100), (100, 2204534), (124, 1777850), (148, 1489550), (155, 1422280), (185, 1191640), (200, 1102267), (248, 888925), (296, 744775), (310, 711140), (370, 595820), (620, 355570), (740, 297910), (775, 284456), (925, 238328), (961, 229400), (1147, 192200), (1240, 177785), (1480, 148955), (1550, 142228), (1850, 119164), (1922, 114700), (2294, 96100), (3100, 71114), (3700, 59582), (3844, 57350), (4588, 48050), (4805, 45880), (5735, 38440), (6200, 35557), (7400, 29791), (7688, 28675), (9176, 24025), (9610, 22940), (11470, 19220)]