81455400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^2$

素因数の和:153

約数の個数: 216

約数和(自身を含む): 299674830

約数和(自身を除く): 218219430

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 59, 60, 65, 72, 75, 78, 90, 100, 104, 117, 118, 120, 130, 150, 156, 177, 180, 195, 200, 225, 234, 236, 260, 295, 300, 312, 325, 354, 360, 390, 450, 468, 472, 520, 531, 585, 590, 600, 650, 708, 767, 780, 885, 900, 936, 975, 1062, 1170, 1180, 1300, 1416, 1475, 1534, 1560, 1770, 1800, 1950, 2124, 2301, 2340, 2360, 2600, 2655, 2925, 2950, 3068, 3481, 3540, 3835, 3900, 4248, 4425, 4602, 4680, 5310, 5850, 5900, 6136, 6903, 6962, 7080, 7670, 7800, 8850, 9204, 10443, 10620, 11505, 11700, 11800, 13275, 13806, 13924, 15340, 17405, 17700, 18408, 19175, 20886, 21240, 23010, 23400, 26550, 27612, 27848, 30680, 31329, 34515, 34810, 35400, 38350, 41772, 45253, 46020, 52215, 53100, 55224, 57525, 62658, 69030, 69620, 76700, 83544, 87025, 90506, 92040, 104430, 106200, 115050, 125316, 135759, 138060, 139240, 153400, 156645, 172575, 174050, 181012, 208860, 226265, 230100, 250632, 261075, 271518, 276120, 313290, 345150, 348100, 362024, 407277, 417720, 452530, 460200, 522150, 543036, 626580, 678795, 690300, 696200, 783225, 814554, 905060, 1044300, 1086072, 1131325, 1253160, 1357590, 1380600, 1566450, 1629108, 1810120, 2036385, 2088600, 2262650, 2715180, 3132900, 3258216, 3393975, 4072770, 4525300, 5430360, 6265800, 6787950, 8145540, 9050600, 10181925, 13575900, 16291080, 20363850, 27151800, 40727700, 81455400]

約数ペア:

[(1, 81455400), (2, 40727700), (3, 27151800), (4, 20363850), (5, 16291080), (6, 13575900), (8, 10181925), (9, 9050600), (10, 8145540), (12, 6787950), (13, 6265800), (15, 5430360), (18, 4525300), (20, 4072770), (24, 3393975), (25, 3258216), (26, 3132900), (30, 2715180), (36, 2262650), (39, 2088600), (40, 2036385), (45, 1810120), (50, 1629108), (52, 1566450), (59, 1380600), (60, 1357590), (65, 1253160), (72, 1131325), (75, 1086072), (78, 1044300), (90, 905060), (100, 814554), (104, 783225), (117, 696200), (118, 690300), (120, 678795), (130, 626580), (150, 543036), (156, 522150), (177, 460200), (180, 452530), (195, 417720), (200, 407277), (225, 362024), (234, 348100), (236, 345150), (260, 313290), (295, 276120), (300, 271518), (312, 261075), (325, 250632), (354, 230100), (360, 226265), (390, 208860), (450, 181012), (468, 174050), (472, 172575), (520, 156645), (531, 153400), (585, 139240), (590, 138060), (600, 135759), (650, 125316), (708, 115050), (767, 106200), (780, 104430), (885, 92040), (900, 90506), (936, 87025), (975, 83544), (1062, 76700), (1170, 69620), (1180, 69030), (1300, 62658), (1416, 57525), (1475, 55224), (1534, 53100), (1560, 52215), (1770, 46020), (1800, 45253), (1950, 41772), (2124, 38350), (2301, 35400), (2340, 34810), (2360, 34515), (2600, 31329), (2655, 30680), (2925, 27848), (2950, 27612), (3068, 26550), (3481, 23400), (3540, 23010), (3835, 21240), (3900, 20886), (4248, 19175), (4425, 18408), (4602, 17700), (4680, 17405), (5310, 15340), (5850, 13924), (5900, 13806), (6136, 13275), (6903, 11800), (6962, 11700), (7080, 11505), (7670, 10620), (7800, 10443), (8850, 9204)]