1390144728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1097}}^1$

素因数の和:1529

約数の個数: 128

約数和(自身を含む): 4195238400

約数和(自身を除く): 2805093672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 397, 399, 456, 532, 794, 798, 1064, 1097, 1191, 1588, 1596, 2194, 2382, 2779, 3176, 3192, 3291, 4388, 4764, 5558, 6582, 7543, 7679, 8337, 8776, 9528, 11116, 13164, 15086, 15358, 16674, 20843, 22232, 22629, 23037, 26328, 30172, 30716, 33348, 41686, 45258, 46074, 52801, 60344, 61432, 62529, 66696, 83372, 90516, 92148, 105602, 125058, 145901, 158403, 166744, 181032, 184296, 211204, 250116, 291802, 316806, 422408, 435509, 437703, 500232, 583604, 633612, 871018, 875406, 1167208, 1267224, 1306527, 1742036, 1750812, 2613054, 3048563, 3484072, 3501624, 5226108, 6097126, 8274671, 9145689, 10452216, 12194252, 16549342, 18291378, 24388504, 24824013, 33098684, 36582756, 49648026, 57922697, 66197368, 73165512, 99296052, 115845394, 173768091, 198592104, 231690788, 347536182, 463381576, 695072364, 1390144728]

約数ペア:

[(1, 1390144728), (2, 695072364), (3, 463381576), (4, 347536182), (6, 231690788), (7, 198592104), (8, 173768091), (12, 115845394), (14, 99296052), (19, 73165512), (21, 66197368), (24, 57922697), (28, 49648026), (38, 36582756), (42, 33098684), (56, 24824013), (57, 24388504), (76, 18291378), (84, 16549342), (114, 12194252), (133, 10452216), (152, 9145689), (168, 8274671), (228, 6097126), (266, 5226108), (397, 3501624), (399, 3484072), (456, 3048563), (532, 2613054), (794, 1750812), (798, 1742036), (1064, 1306527), (1097, 1267224), (1191, 1167208), (1588, 875406), (1596, 871018), (2194, 633612), (2382, 583604), (2779, 500232), (3176, 437703), (3192, 435509), (3291, 422408), (4388, 316806), (4764, 291802), (5558, 250116), (6582, 211204), (7543, 184296), (7679, 181032), (8337, 166744), (8776, 158403), (9528, 145901), (11116, 125058), (13164, 105602), (15086, 92148), (15358, 90516), (16674, 83372), (20843, 66696), (22232, 62529), (22629, 61432), (23037, 60344), (26328, 52801), (30172, 46074), (30716, 45258), (33348, 41686)]