1880937558

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{1489}}^1$

素因数の和:1806

約数の個数: 64

約数和(自身を含む): 4237560000

約数和(自身を除く): 2356622442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 157, 298, 314, 447, 471, 894, 942, 1341, 1413, 1489, 2682, 2826, 2978, 4023, 4239, 4467, 8046, 8478, 8934, 13401, 23393, 26802, 40203, 46786, 70179, 80406, 140358, 210537, 221861, 233773, 421074, 443722, 467546, 631611, 665583, 701319, 1263222, 1331166, 1402638, 1996749, 2103957, 3993498, 4207914, 5990247, 6311871, 11980494, 12623742, 34832177, 69664354, 104496531, 208993062, 313489593, 626979186, 940468779, 1880937558]

約数ペア:

[(1, 1880937558), (2, 940468779), (3, 626979186), (6, 313489593), (9, 208993062), (18, 104496531), (27, 69664354), (54, 34832177), (149, 12623742), (157, 11980494), (298, 6311871), (314, 5990247), (447, 4207914), (471, 3993498), (894, 2103957), (942, 1996749), (1341, 1402638), (1413, 1331166), (1489, 1263222), (2682, 701319), (2826, 665583), (2978, 631611), (4023, 467546), (4239, 443722), (4467, 421074), (8046, 233773), (8478, 221861), (8934, 210537), (13401, 140358), (23393, 80406), (26802, 70179), (40203, 46786)]