201818940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1213}}^1$

素因数の和:1331

約数の個数: 96

約数和(自身を含む): 587381760

約数和(自身を除く): 385562820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 59, 60, 94, 118, 141, 177, 188, 235, 236, 282, 295, 354, 470, 564, 590, 705, 708, 885, 940, 1180, 1213, 1410, 1770, 2426, 2773, 2820, 3540, 3639, 4852, 5546, 6065, 7278, 8319, 11092, 12130, 13865, 14556, 16638, 18195, 24260, 27730, 33276, 36390, 41595, 55460, 57011, 71567, 72780, 83190, 114022, 143134, 166380, 171033, 214701, 228044, 285055, 286268, 342066, 357835, 429402, 570110, 684132, 715670, 855165, 858804, 1073505, 1140220, 1431340, 1710330, 2147010, 3363649, 3420660, 4294020, 6727298, 10090947, 13454596, 16818245, 20181894, 33636490, 40363788, 50454735, 67272980, 100909470, 201818940]

約数ペア:

[(1, 201818940), (2, 100909470), (3, 67272980), (4, 50454735), (5, 40363788), (6, 33636490), (10, 20181894), (12, 16818245), (15, 13454596), (20, 10090947), (30, 6727298), (47, 4294020), (59, 3420660), (60, 3363649), (94, 2147010), (118, 1710330), (141, 1431340), (177, 1140220), (188, 1073505), (235, 858804), (236, 855165), (282, 715670), (295, 684132), (354, 570110), (470, 429402), (564, 357835), (590, 342066), (705, 286268), (708, 285055), (885, 228044), (940, 214701), (1180, 171033), (1213, 166380), (1410, 143134), (1770, 114022), (2426, 83190), (2773, 72780), (2820, 71567), (3540, 57011), (3639, 55460), (4852, 41595), (5546, 36390), (6065, 33276), (7278, 27730), (8319, 24260), (11092, 18195), (12130, 16638), (13865, 14556)]