213831240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3067}}^1$

素因数の和:3171

約数の個数: 128

約数和(自身を含む): 742210560

約数和(自身を除く): 528379320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3067, 3320, 3486, 4648, 4980, 5810, 6134, 6972, 8715, 9201, 9960, 11620, 12268, 13944, 15335, 17430, 18402, 21469, 23240, 24536, 30670, 34860, 36804, 42938, 46005, 61340, 64407, 69720, 73608, 85876, 92010, 107345, 122680, 128814, 171752, 184020, 214690, 254561, 257628, 322035, 368040, 429380, 509122, 515256, 644070, 763683, 858760, 1018244, 1272805, 1288140, 1527366, 1781927, 2036488, 2545610, 2576280, 3054732, 3563854, 3818415, 5091220, 5345781, 6109464, 7127708, 7636830, 8909635, 10182440, 10691562, 14255416, 15273660, 17819270, 21383124, 26728905, 30547320, 35638540, 42766248, 53457810, 71277080, 106915620, 213831240]

約数ペア:

[(1, 213831240), (2, 106915620), (3, 71277080), (4, 53457810), (5, 42766248), (6, 35638540), (7, 30547320), (8, 26728905), (10, 21383124), (12, 17819270), (14, 15273660), (15, 14255416), (20, 10691562), (21, 10182440), (24, 8909635), (28, 7636830), (30, 7127708), (35, 6109464), (40, 5345781), (42, 5091220), (56, 3818415), (60, 3563854), (70, 3054732), (83, 2576280), (84, 2545610), (105, 2036488), (120, 1781927), (140, 1527366), (166, 1288140), (168, 1272805), (210, 1018244), (249, 858760), (280, 763683), (332, 644070), (415, 515256), (420, 509122), (498, 429380), (581, 368040), (664, 322035), (830, 257628), (840, 254561), (996, 214690), (1162, 184020), (1245, 171752), (1660, 128814), (1743, 122680), (1992, 107345), (2324, 92010), (2490, 85876), (2905, 73608), (3067, 69720), (3320, 64407), (3486, 61340), (4648, 46005), (4980, 42938), (5810, 36804), (6134, 34860), (6972, 30670), (8715, 24536), (9201, 23240), (9960, 21469), (11620, 18402), (12268, 17430), (13944, 15335)]