223052440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 567544320

約数和(自身を除く): 344491880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 101, 104, 124, 130, 137, 155, 202, 248, 260, 274, 310, 403, 404, 505, 520, 548, 620, 685, 806, 808, 1010, 1096, 1240, 1313, 1370, 1612, 1781, 2015, 2020, 2626, 2740, 3131, 3224, 3562, 4030, 4040, 4247, 5252, 5480, 6262, 6565, 7124, 8060, 8494, 8905, 10504, 12524, 13130, 13837, 14248, 15655, 16120, 16988, 17810, 21235, 25048, 26260, 27674, 31310, 33976, 35620, 40703, 42470, 52520, 55211, 55348, 62620, 69185, 71240, 81406, 84940, 110422, 110696, 125240, 138370, 162812, 169880, 179881, 203515, 220844, 276055, 276740, 325624, 359762, 407030, 428947, 441688, 552110, 553480, 719524, 814060, 857894, 899405, 1104220, 1439048, 1628120, 1715788, 1798810, 2144735, 2208440, 3431576, 3597620, 4289470, 5576311, 7195240, 8578940, 11152622, 17157880, 22305244, 27881555, 44610488, 55763110, 111526220, 223052440]

約数ペア:

[(1, 223052440), (2, 111526220), (4, 55763110), (5, 44610488), (8, 27881555), (10, 22305244), (13, 17157880), (20, 11152622), (26, 8578940), (31, 7195240), (40, 5576311), (52, 4289470), (62, 3597620), (65, 3431576), (101, 2208440), (104, 2144735), (124, 1798810), (130, 1715788), (137, 1628120), (155, 1439048), (202, 1104220), (248, 899405), (260, 857894), (274, 814060), (310, 719524), (403, 553480), (404, 552110), (505, 441688), (520, 428947), (548, 407030), (620, 359762), (685, 325624), (806, 276740), (808, 276055), (1010, 220844), (1096, 203515), (1240, 179881), (1313, 169880), (1370, 162812), (1612, 138370), (1781, 125240), (2015, 110696), (2020, 110422), (2626, 84940), (2740, 81406), (3131, 71240), (3224, 69185), (3562, 62620), (4030, 55348), (4040, 55211), (4247, 52520), (5252, 42470), (5480, 40703), (6262, 35620), (6565, 33976), (7124, 31310), (8060, 27674), (8494, 26260), (8905, 25048), (10504, 21235), (12524, 17810), (13130, 16988), (13837, 16120), (14248, 15655)]