1389900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 4155984

約数和(自身を除く): 2766084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 113, 123, 150, 164, 205, 226, 246, 300, 339, 410, 452, 492, 565, 615, 678, 820, 1025, 1130, 1230, 1356, 1695, 2050, 2260, 2460, 2825, 3075, 3390, 4100, 4633, 5650, 6150, 6780, 8475, 9266, 11300, 12300, 13899, 16950, 18532, 23165, 27798, 33900, 46330, 55596, 69495, 92660, 115825, 138990, 231650, 277980, 347475, 463300, 694950, 1389900]

約数ペア:

[(1, 1389900), (2, 694950), (3, 463300), (4, 347475), (5, 277980), (6, 231650), (10, 138990), (12, 115825), (15, 92660), (20, 69495), (25, 55596), (30, 46330), (41, 33900), (50, 27798), (60, 23165), (75, 18532), (82, 16950), (100, 13899), (113, 12300), (123, 11300), (150, 9266), (164, 8475), (205, 6780), (226, 6150), (246, 5650), (300, 4633), (339, 4100), (410, 3390), (452, 3075), (492, 2825), (565, 2460), (615, 2260), (678, 2050), (820, 1695), (1025, 1356), (1130, 1230)]