219915618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 486259200

約数和(自身を除く): 266343582

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 89, 158, 178, 237, 267, 401, 474, 534, 802, 1027, 1157, 1203, 2054, 2314, 2406, 3081, 3471, 5213, 6162, 6942, 7031, 10426, 14062, 15639, 21093, 31278, 31679, 35689, 42186, 63358, 71378, 91403, 95037, 107067, 182806, 190074, 214134, 274209, 411827, 463957, 548418, 823654, 927914, 1235481, 1391871, 2470962, 2783742, 2819431, 5638862, 8458293, 16916586, 36652603, 73305206, 109957809, 219915618]

約数ペア:

[(1, 219915618), (2, 109957809), (3, 73305206), (6, 36652603), (13, 16916586), (26, 8458293), (39, 5638862), (78, 2819431), (79, 2783742), (89, 2470962), (158, 1391871), (178, 1235481), (237, 927914), (267, 823654), (401, 548418), (474, 463957), (534, 411827), (802, 274209), (1027, 214134), (1157, 190074), (1203, 182806), (2054, 107067), (2314, 95037), (2406, 91403), (3081, 71378), (3471, 63358), (5213, 42186), (6162, 35689), (6942, 31679), (7031, 31278), (10426, 21093), (14062, 15639)]