28618232840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 66148876800

約数和(自身を除く): 37530643960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 107, 202, 214, 239, 277, 404, 428, 478, 505, 535, 554, 808, 856, 956, 1010, 1070, 1108, 1195, 1385, 1912, 2020, 2140, 2216, 2390, 2770, 4040, 4280, 4780, 5540, 9560, 10807, 11080, 21614, 24139, 25573, 27977, 29639, 43228, 48278, 51146, 54035, 55954, 59278, 66203, 86456, 96556, 102292, 108070, 111908, 118556, 120695, 127865, 132406, 139885, 148195, 193112, 204584, 216140, 223816, 237112, 241390, 255730, 264812, 279770, 296390, 331015, 432280, 482780, 511460, 529624, 559540, 592780, 662030, 965560, 1022920, 1119080, 1185560, 1324060, 2582873, 2648120, 2993539, 5165746, 5987078, 6686503, 7083721, 10331492, 11974156, 12914365, 13373006, 14167442, 14967695, 20662984, 23948312, 25828730, 26746012, 28334884, 29935390, 33432515, 35418605, 51657460, 53492024, 56669768, 59870780, 66865030, 70837210, 103314920, 119741560, 133730060, 141674420, 267460120, 283348840, 715455821, 1430911642, 2861823284, 3577279105, 5723646568, 7154558210, 14309116420, 28618232840]

約数ペア:

[(1, 28618232840), (2, 14309116420), (4, 7154558210), (5, 5723646568), (8, 3577279105), (10, 2861823284), (20, 1430911642), (40, 715455821), (101, 283348840), (107, 267460120), (202, 141674420), (214, 133730060), (239, 119741560), (277, 103314920), (404, 70837210), (428, 66865030), (478, 59870780), (505, 56669768), (535, 53492024), (554, 51657460), (808, 35418605), (856, 33432515), (956, 29935390), (1010, 28334884), (1070, 26746012), (1108, 25828730), (1195, 23948312), (1385, 20662984), (1912, 14967695), (2020, 14167442), (2140, 13373006), (2216, 12914365), (2390, 11974156), (2770, 10331492), (4040, 7083721), (4280, 6686503), (4780, 5987078), (5540, 5165746), (9560, 2993539), (10807, 2648120), (11080, 2582873), (21614, 1324060), (24139, 1185560), (25573, 1119080), (27977, 1022920), (29639, 965560), (43228, 662030), (48278, 592780), (51146, 559540), (54035, 529624), (55954, 511460), (59278, 482780), (66203, 432280), (86456, 331015), (96556, 296390), (102292, 279770), (108070, 264812), (111908, 255730), (118556, 241390), (120695, 237112), (127865, 223816), (132406, 216140), (139885, 204584), (148195, 193112)]