212630860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 532502208

約数和(自身を除く): 319871348

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 37, 46, 52, 62, 65, 74, 92, 115, 124, 130, 148, 155, 185, 230, 260, 299, 310, 370, 403, 460, 481, 598, 620, 713, 740, 806, 851, 961, 962, 1147, 1196, 1426, 1495, 1612, 1702, 1922, 1924, 2015, 2294, 2405, 2852, 2990, 3404, 3565, 3844, 4030, 4255, 4588, 4805, 4810, 5735, 5980, 7130, 8060, 8510, 9269, 9610, 9620, 11063, 11470, 12493, 14260, 14911, 17020, 18538, 19220, 22103, 22126, 22940, 24986, 26381, 29822, 35557, 37076, 44206, 44252, 46345, 49972, 52762, 55315, 59644, 62465, 71114, 74555, 88412, 92690, 105524, 110515, 110630, 124930, 131905, 142228, 149110, 177785, 185380, 221030, 221260, 249860, 263810, 287339, 298220, 342953, 355570, 442060, 462241, 527620, 574678, 685906, 711140, 817811, 924482, 1149356, 1371812, 1436695, 1635622, 1714765, 1848964, 2311205, 2873390, 3271244, 3429530, 4089055, 4622410, 5746780, 6859060, 8178110, 9244820, 10631543, 16356220, 21263086, 42526172, 53157715, 106315430, 212630860]

約数ペア:

[(1, 212630860), (2, 106315430), (4, 53157715), (5, 42526172), (10, 21263086), (13, 16356220), (20, 10631543), (23, 9244820), (26, 8178110), (31, 6859060), (37, 5746780), (46, 4622410), (52, 4089055), (62, 3429530), (65, 3271244), (74, 2873390), (92, 2311205), (115, 1848964), (124, 1714765), (130, 1635622), (148, 1436695), (155, 1371812), (185, 1149356), (230, 924482), (260, 817811), (299, 711140), (310, 685906), (370, 574678), (403, 527620), (460, 462241), (481, 442060), (598, 355570), (620, 342953), (713, 298220), (740, 287339), (806, 263810), (851, 249860), (961, 221260), (962, 221030), (1147, 185380), (1196, 177785), (1426, 149110), (1495, 142228), (1612, 131905), (1702, 124930), (1922, 110630), (1924, 110515), (2015, 105524), (2294, 92690), (2405, 88412), (2852, 74555), (2990, 71114), (3404, 62465), (3565, 59644), (3844, 55315), (4030, 52762), (4255, 49972), (4588, 46345), (4805, 44252), (4810, 44206), (5735, 37076), (5980, 35557), (7130, 29822), (8060, 26381), (8510, 24986), (9269, 22940), (9610, 22126), (9620, 22103), (11063, 19220), (11470, 18538), (12493, 17020), (14260, 14911)]