421700580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:976

約数の個数: 240

約数和(自身を含む): 1550457216

約数和(自身を除く): 1128756636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 81, 82, 84, 90, 105, 108, 123, 126, 135, 140, 162, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 324, 369, 378, 405, 410, 420, 492, 540, 567, 574, 615, 630, 738, 756, 810, 820, 861, 907, 945, 1107, 1134, 1148, 1230, 1260, 1435, 1476, 1620, 1722, 1814, 1845, 1890, 2214, 2268, 2460, 2583, 2721, 2835, 2870, 3321, 3444, 3628, 3690, 3780, 4305, 4428, 4535, 5166, 5442, 5535, 5670, 5740, 6349, 6642, 7380, 7749, 8163, 8610, 9070, 10332, 10884, 11070, 11340, 12698, 12915, 13284, 13605, 15498, 16326, 16605, 17220, 18140, 19047, 22140, 23247, 24489, 25396, 25830, 27210, 30996, 31745, 32652, 33210, 37187, 38094, 38745, 40815, 46494, 48978, 51660, 54420, 57141, 63490, 66420, 73467, 74374, 76188, 77490, 81630, 92988, 95235, 97956, 111561, 114282, 116235, 122445, 126980, 146934, 148748, 154980, 163260, 171423, 185935, 190470, 223122, 228564, 232470, 244890, 260309, 285705, 293868, 334683, 342846, 367335, 371870, 380940, 446244, 464940, 489780, 514269, 520618, 557805, 571410, 669366, 685692, 734670, 743740, 780927, 857115, 1004049, 1028538, 1041236, 1115610, 1142820, 1301545, 1338732, 1469340, 1561854, 1673415, 1714230, 2008098, 2057076, 2231220, 2342781, 2571345, 2603090, 3012147, 3123708, 3346830, 3428460, 3904635, 4016196, 4685562, 5020245, 5142690, 5206180, 6024294, 6693660, 7028343, 7809270, 9371124, 10040490, 10285380, 11713905, 12048588, 14056686, 15060735, 15618540, 20080980, 21085029, 23427810, 28113372, 30121470, 35141715, 42170058, 46855620, 60242940, 70283430, 84340116, 105425145, 140566860, 210850290, 421700580]

約数ペア:

[(1, 421700580), (2, 210850290), (3, 140566860), (4, 105425145), (5, 84340116), (6, 70283430), (7, 60242940), (9, 46855620), (10, 42170058), (12, 35141715), (14, 30121470), (15, 28113372), (18, 23427810), (20, 21085029), (21, 20080980), (27, 15618540), (28, 15060735), (30, 14056686), (35, 12048588), (36, 11713905), (41, 10285380), (42, 10040490), (45, 9371124), (54, 7809270), (60, 7028343), (63, 6693660), (70, 6024294), (81, 5206180), (82, 5142690), (84, 5020245), (90, 4685562), (105, 4016196), (108, 3904635), (123, 3428460), (126, 3346830), (135, 3123708), (140, 3012147), (162, 2603090), (164, 2571345), (180, 2342781), (189, 2231220), (205, 2057076), (210, 2008098), (246, 1714230), (252, 1673415), (270, 1561854), (287, 1469340), (315, 1338732), (324, 1301545), (369, 1142820), (378, 1115610), (405, 1041236), (410, 1028538), (420, 1004049), (492, 857115), (540, 780927), (567, 743740), (574, 734670), (615, 685692), (630, 669366), (738, 571410), (756, 557805), (810, 520618), (820, 514269), (861, 489780), (907, 464940), (945, 446244), (1107, 380940), (1134, 371870), (1148, 367335), (1230, 342846), (1260, 334683), (1435, 293868), (1476, 285705), (1620, 260309), (1722, 244890), (1814, 232470), (1845, 228564), (1890, 223122), (2214, 190470), (2268, 185935), (2460, 171423), (2583, 163260), (2721, 154980), (2835, 148748), (2870, 146934), (3321, 126980), (3444, 122445), (3628, 116235), (3690, 114282), (3780, 111561), (4305, 97956), (4428, 95235), (4535, 92988), (5166, 81630), (5442, 77490), (5535, 76188), (5670, 74374), (5740, 73467), (6349, 66420), (6642, 63490), (7380, 57141), (7749, 54420), (8163, 51660), (8610, 48978), (9070, 46494), (10332, 40815), (10884, 38745), (11070, 38094), (11340, 37187), (12698, 33210), (12915, 32652), (13284, 31745), (13605, 30996), (15498, 27210), (16326, 25830), (16605, 25396), (17220, 24489), (18140, 23247), (19047, 22140)]