216185320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13411}}^1$

素因数の和:13466

約数の個数: 64

約数和(自身を含む): 540771840

約数和(自身を除く): 324586520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 13411, 16120, 26822, 53644, 67055, 107288, 134110, 174343, 268220, 348686, 415741, 536440, 697372, 831482, 871715, 1394744, 1662964, 1743430, 2078705, 3325928, 3486860, 4157410, 5404633, 6973720, 8314820, 10809266, 16629640, 21618532, 27023165, 43237064, 54046330, 108092660, 216185320]

約数ペア:

[(1, 216185320), (2, 108092660), (4, 54046330), (5, 43237064), (8, 27023165), (10, 21618532), (13, 16629640), (20, 10809266), (26, 8314820), (31, 6973720), (40, 5404633), (52, 4157410), (62, 3486860), (65, 3325928), (104, 2078705), (124, 1743430), (130, 1662964), (155, 1394744), (248, 871715), (260, 831482), (310, 697372), (403, 536440), (520, 415741), (620, 348686), (806, 268220), (1240, 174343), (1612, 134110), (2015, 107288), (3224, 67055), (4030, 53644), (8060, 26822), (13411, 16120)]