387963816

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 1049760000

約数和(自身を除く): 661796184

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 53, 69, 89, 92, 106, 138, 149, 159, 178, 184, 212, 267, 276, 298, 318, 356, 424, 447, 534, 552, 596, 636, 712, 894, 1068, 1192, 1219, 1272, 1788, 2047, 2136, 2438, 3427, 3576, 3657, 4094, 4717, 4876, 6141, 6854, 7314, 7897, 8188, 9434, 9752, 10281, 12282, 13261, 13708, 14151, 14628, 15794, 16376, 18868, 20562, 23691, 24564, 26522, 27416, 28302, 29256, 31588, 37736, 39783, 41124, 47382, 49128, 53044, 56604, 63176, 79566, 82248, 94764, 106088, 108491, 113208, 159132, 181631, 189528, 216982, 305003, 318264, 325473, 363262, 433964, 544893, 610006, 650946, 702833, 726524, 867928, 915009, 1089786, 1220012, 1301892, 1405666, 1453048, 1830018, 2108499, 2179572, 2440024, 2603784, 2811332, 3660036, 4216998, 4359144, 5622664, 7320072, 8433996, 16165159, 16867992, 32330318, 48495477, 64660636, 96990954, 129321272, 193981908, 387963816]

約数ペア:

[(1, 387963816), (2, 193981908), (3, 129321272), (4, 96990954), (6, 64660636), (8, 48495477), (12, 32330318), (23, 16867992), (24, 16165159), (46, 8433996), (53, 7320072), (69, 5622664), (89, 4359144), (92, 4216998), (106, 3660036), (138, 2811332), (149, 2603784), (159, 2440024), (178, 2179572), (184, 2108499), (212, 1830018), (267, 1453048), (276, 1405666), (298, 1301892), (318, 1220012), (356, 1089786), (424, 915009), (447, 867928), (534, 726524), (552, 702833), (596, 650946), (636, 610006), (712, 544893), (894, 433964), (1068, 363262), (1192, 325473), (1219, 318264), (1272, 305003), (1788, 216982), (2047, 189528), (2136, 181631), (2438, 159132), (3427, 113208), (3576, 108491), (3657, 106088), (4094, 94764), (4717, 82248), (4876, 79566), (6141, 63176), (6854, 56604), (7314, 53044), (7897, 49128), (8188, 47382), (9434, 41124), (9752, 39783), (10281, 37736), (12282, 31588), (13261, 29256), (13708, 28302), (14151, 27416), (14628, 26522), (15794, 24564), (16376, 23691), (18868, 20562)]