388220312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{379}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 804384000

約数和(自身を除く): 416163688

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 293, 379, 437, 586, 758, 874, 1172, 1516, 1748, 2344, 3032, 3496, 5567, 6739, 7201, 8717, 11134, 13478, 14402, 17434, 22268, 26956, 28804, 34868, 44536, 53912, 57608, 69736, 111047, 128041, 165623, 222094, 256082, 331246, 444188, 512164, 662492, 888376, 1024328, 1324984, 2109893, 2554081, 4219786, 5108162, 8439572, 10216324, 16879144, 20432648, 48527539, 97055078, 194110156, 388220312]

約数ペア:

[(1, 388220312), (2, 194110156), (4, 97055078), (8, 48527539), (19, 20432648), (23, 16879144), (38, 10216324), (46, 8439572), (76, 5108162), (92, 4219786), (152, 2554081), (184, 2109893), (293, 1324984), (379, 1024328), (437, 888376), (586, 662492), (758, 512164), (874, 444188), (1172, 331246), (1516, 256082), (1748, 222094), (2344, 165623), (3032, 128041), (3496, 111047), (5567, 69736), (6739, 57608), (7201, 53912), (8717, 44536), (11134, 34868), (13478, 28804), (14402, 26956), (17434, 22268)]