1990459872

素因数分解:

$2^5\times 3^3\times {\mathrm{59}}^1\times {\mathrm{39047}}^1$

素因数の和:39125

約数の個数: 96

約数和(自身を含む): 5904057600

約数和(自身を除く): 3913597728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 72, 96, 108, 118, 144, 177, 216, 236, 288, 354, 432, 472, 531, 708, 864, 944, 1062, 1416, 1593, 1888, 2124, 2832, 3186, 4248, 5664, 6372, 8496, 12744, 16992, 25488, 39047, 50976, 78094, 117141, 156188, 234282, 312376, 351423, 468564, 624752, 702846, 937128, 1054269, 1249504, 1405692, 1874256, 2108538, 2303773, 2811384, 3748512, 4217076, 4607546, 5622768, 6911319, 8434152, 9215092, 11245536, 13822638, 16868304, 18430184, 20733957, 27645276, 33736608, 36860368, 41467914, 55290552, 62201871, 73720736, 82935828, 110581104, 124403742, 165871656, 221162208, 248807484, 331743312, 497614968, 663486624, 995229936, 1990459872]

約数ペア:

[(1, 1990459872), (2, 995229936), (3, 663486624), (4, 497614968), (6, 331743312), (8, 248807484), (9, 221162208), (12, 165871656), (16, 124403742), (18, 110581104), (24, 82935828), (27, 73720736), (32, 62201871), (36, 55290552), (48, 41467914), (54, 36860368), (59, 33736608), (72, 27645276), (96, 20733957), (108, 18430184), (118, 16868304), (144, 13822638), (177, 11245536), (216, 9215092), (236, 8434152), (288, 6911319), (354, 5622768), (432, 4607546), (472, 4217076), (531, 3748512), (708, 2811384), (864, 2303773), (944, 2108538), (1062, 1874256), (1416, 1405692), (1593, 1249504), (1888, 1054269), (2124, 937128), (2832, 702846), (3186, 624752), (4248, 468564), (5664, 351423), (6372, 312376), (8496, 234282), (12744, 156188), (16992, 117141), (25488, 78094), (39047, 50976)]