2838360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 10137600

約数和(自身を除く): 7299240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 109, 120, 124, 140, 155, 168, 186, 210, 217, 218, 248, 280, 310, 327, 372, 420, 434, 436, 465, 545, 620, 651, 654, 744, 763, 840, 868, 872, 930, 1085, 1090, 1240, 1302, 1308, 1526, 1635, 1736, 1860, 2170, 2180, 2289, 2604, 2616, 3052, 3255, 3270, 3379, 3720, 3815, 4340, 4360, 4578, 5208, 6104, 6510, 6540, 6758, 7630, 8680, 9156, 10137, 11445, 13020, 13080, 13516, 15260, 16895, 18312, 20274, 22890, 23653, 26040, 27032, 30520, 33790, 40548, 45780, 47306, 50685, 67580, 70959, 81096, 91560, 94612, 101370, 118265, 135160, 141918, 189224, 202740, 236530, 283836, 354795, 405480, 473060, 567672, 709590, 946120, 1419180, 2838360]

約数ペア:

[(1, 2838360), (2, 1419180), (3, 946120), (4, 709590), (5, 567672), (6, 473060), (7, 405480), (8, 354795), (10, 283836), (12, 236530), (14, 202740), (15, 189224), (20, 141918), (21, 135160), (24, 118265), (28, 101370), (30, 94612), (31, 91560), (35, 81096), (40, 70959), (42, 67580), (56, 50685), (60, 47306), (62, 45780), (70, 40548), (84, 33790), (93, 30520), (105, 27032), (109, 26040), (120, 23653), (124, 22890), (140, 20274), (155, 18312), (168, 16895), (186, 15260), (210, 13516), (217, 13080), (218, 13020), (248, 11445), (280, 10137), (310, 9156), (327, 8680), (372, 7630), (420, 6758), (434, 6540), (436, 6510), (465, 6104), (545, 5208), (620, 4578), (651, 4360), (654, 4340), (744, 3815), (763, 3720), (840, 3379), (868, 3270), (872, 3255), (930, 3052), (1085, 2616), (1090, 2604), (1240, 2289), (1302, 2180), (1308, 2170), (1526, 1860), (1635, 1736)]