645441984

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101869}}^1$

素因数の和:101898

約数の個数: 84

約数和(自身を含む): 2018248440

約数和(自身を除く): 1372806456

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 132, 144, 176, 192, 198, 264, 288, 352, 396, 528, 576, 704, 792, 1056, 1584, 2112, 3168, 6336, 101869, 203738, 305607, 407476, 611214, 814952, 916821, 1120559, 1222428, 1629904, 1833642, 2241118, 2444856, 3259808, 3361677, 3667284, 4482236, 4889712, 6519616, 6723354, 7334568, 8964472, 9779424, 10085031, 13446708, 14669136, 17928944, 19558848, 20170062, 26893416, 29338272, 35857888, 40340124, 53786832, 58676544, 71715776, 80680248, 107573664, 161360496, 215147328, 322720992, 645441984]

約数ペア:

[(1, 645441984), (2, 322720992), (3, 215147328), (4, 161360496), (6, 107573664), (8, 80680248), (9, 71715776), (11, 58676544), (12, 53786832), (16, 40340124), (18, 35857888), (22, 29338272), (24, 26893416), (32, 20170062), (33, 19558848), (36, 17928944), (44, 14669136), (48, 13446708), (64, 10085031), (66, 9779424), (72, 8964472), (88, 7334568), (96, 6723354), (99, 6519616), (132, 4889712), (144, 4482236), (176, 3667284), (192, 3361677), (198, 3259808), (264, 2444856), (288, 2241118), (352, 1833642), (396, 1629904), (528, 1222428), (576, 1120559), (704, 916821), (792, 814952), (1056, 611214), (1584, 407476), (2112, 305607), (3168, 203738), (6336, 101869)]