213707760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{127207}}^1$

素因数の和:127230

約数の個数: 80

約数和(自身を含む): 757142016

約数和(自身を除く): 543434256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 127207, 254414, 381621, 508828, 636035, 763242, 890449, 1017656, 1272070, 1526484, 1780898, 1908105, 2035312, 2544140, 2671347, 3052968, 3561796, 3816210, 4452245, 5088280, 5342694, 6105936, 7123592, 7632420, 8904490, 10176560, 10685388, 13356735, 14247184, 15264840, 17808980, 21370776, 26713470, 30529680, 35617960, 42741552, 53426940, 71235920, 106853880, 213707760]

約数ペア:

[(1, 213707760), (2, 106853880), (3, 71235920), (4, 53426940), (5, 42741552), (6, 35617960), (7, 30529680), (8, 26713470), (10, 21370776), (12, 17808980), (14, 15264840), (15, 14247184), (16, 13356735), (20, 10685388), (21, 10176560), (24, 8904490), (28, 7632420), (30, 7123592), (35, 6105936), (40, 5342694), (42, 5088280), (48, 4452245), (56, 3816210), (60, 3561796), (70, 3052968), (80, 2671347), (84, 2544140), (105, 2035312), (112, 1908105), (120, 1780898), (140, 1526484), (168, 1272070), (210, 1017656), (240, 890449), (280, 763242), (336, 636035), (420, 508828), (560, 381621), (840, 254414), (1680, 127207)]