74822580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1446

約数の個数: 144

約数和(自身を含む): 265609344

約数和(自身を除く): 190786764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1381, 1505, 1548, 1806, 1935, 2580, 2709, 2762, 3010, 3612, 3870, 4143, 4515, 5418, 5524, 6020, 6905, 7740, 8286, 9030, 9667, 10836, 12429, 13545, 13810, 16572, 18060, 19334, 20715, 24858, 27090, 27620, 29001, 38668, 41430, 48335, 49716, 54180, 58002, 59383, 62145, 82860, 87003, 96670, 116004, 118766, 124290, 145005, 174006, 178149, 193340, 237532, 248580, 290010, 296915, 348012, 356298, 415681, 435015, 534447, 580020, 593830, 712596, 831362, 870030, 890745, 1068894, 1187660, 1247043, 1662724, 1740060, 1781490, 2078405, 2137788, 2494086, 2672235, 3562980, 3741129, 4156810, 4988172, 5344470, 6235215, 7482258, 8313620, 10688940, 12470430, 14964516, 18705645, 24940860, 37411290, 74822580]

約数ペア:

[(1, 74822580), (2, 37411290), (3, 24940860), (4, 18705645), (5, 14964516), (6, 12470430), (7, 10688940), (9, 8313620), (10, 7482258), (12, 6235215), (14, 5344470), (15, 4988172), (18, 4156810), (20, 3741129), (21, 3562980), (28, 2672235), (30, 2494086), (35, 2137788), (36, 2078405), (42, 1781490), (43, 1740060), (45, 1662724), (60, 1247043), (63, 1187660), (70, 1068894), (84, 890745), (86, 870030), (90, 831362), (105, 712596), (126, 593830), (129, 580020), (140, 534447), (172, 435015), (180, 415681), (210, 356298), (215, 348012), (252, 296915), (258, 290010), (301, 248580), (315, 237532), (387, 193340), (420, 178149), (430, 174006), (516, 145005), (602, 124290), (630, 118766), (645, 116004), (774, 96670), (860, 87003), (903, 82860), (1204, 62145), (1260, 59383), (1290, 58002), (1381, 54180), (1505, 49716), (1548, 48335), (1806, 41430), (1935, 38668), (2580, 29001), (2709, 27620), (2762, 27090), (3010, 24858), (3612, 20715), (3870, 19334), (4143, 18060), (4515, 16572), (5418, 13810), (5524, 13545), (6020, 12429), (6905, 10836), (7740, 9667), (8286, 9030)]