201658720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:528

約数の個数: 96

約数和(自身を含む): 497629440

約数和(自身を除く): 295970720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 109, 124, 155, 160, 218, 248, 310, 373, 436, 496, 545, 620, 746, 872, 992, 1090, 1240, 1492, 1744, 1865, 2180, 2480, 2984, 3379, 3488, 3730, 4360, 4960, 5968, 6758, 7460, 8720, 11563, 11936, 13516, 14920, 16895, 17440, 23126, 27032, 29840, 33790, 40657, 46252, 54064, 57815, 59680, 67580, 81314, 92504, 108128, 115630, 135160, 162628, 185008, 203285, 231260, 270320, 325256, 370016, 406570, 462520, 540640, 650512, 813140, 925040, 1260367, 1301024, 1626280, 1850080, 2520734, 3252560, 5041468, 6301835, 6505120, 10082936, 12603670, 20165872, 25207340, 40331744, 50414680, 100829360, 201658720]

約数ペア:

[(1, 201658720), (2, 100829360), (4, 50414680), (5, 40331744), (8, 25207340), (10, 20165872), (16, 12603670), (20, 10082936), (31, 6505120), (32, 6301835), (40, 5041468), (62, 3252560), (80, 2520734), (109, 1850080), (124, 1626280), (155, 1301024), (160, 1260367), (218, 925040), (248, 813140), (310, 650512), (373, 540640), (436, 462520), (496, 406570), (545, 370016), (620, 325256), (746, 270320), (872, 231260), (992, 203285), (1090, 185008), (1240, 162628), (1492, 135160), (1744, 115630), (1865, 108128), (2180, 92504), (2480, 81314), (2984, 67580), (3379, 59680), (3488, 57815), (3730, 54064), (4360, 46252), (4960, 40657), (5968, 33790), (6758, 29840), (7460, 27032), (8720, 23126), (11563, 17440), (11936, 16895), (13516, 14920)]