421211532

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 1219608320

約数和(自身を除く): 798396788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 41, 42, 57, 76, 82, 84, 114, 123, 133, 157, 164, 228, 246, 266, 287, 314, 399, 471, 492, 532, 574, 628, 779, 798, 861, 942, 1099, 1148, 1558, 1596, 1681, 1722, 1884, 2198, 2337, 2983, 3116, 3297, 3362, 3444, 4396, 4674, 5043, 5453, 5966, 6437, 6594, 6724, 8949, 9348, 10086, 10906, 11767, 11932, 12874, 13188, 16359, 17898, 19311, 20172, 20881, 21812, 23534, 25748, 31939, 32718, 35301, 35796, 38622, 41762, 45059, 47068, 62643, 63878, 65436, 70602, 77244, 83524, 90118, 95817, 122303, 125286, 127756, 135177, 141204, 180236, 191634, 223573, 244606, 250572, 263917, 270354, 366909, 383268, 447146, 489212, 527834, 540708, 670719, 733818, 791751, 856121, 894292, 1055668, 1341438, 1467636, 1583502, 1712242, 1847419, 2568363, 2682876, 3167004, 3424484, 3694838, 5014423, 5136726, 5542257, 7389676, 10028846, 10273452, 11084514, 15043269, 20057692, 22169028, 30086538, 35100961, 60173076, 70201922, 105302883, 140403844, 210605766, 421211532]

約数ペア:

[(1, 421211532), (2, 210605766), (3, 140403844), (4, 105302883), (6, 70201922), (7, 60173076), (12, 35100961), (14, 30086538), (19, 22169028), (21, 20057692), (28, 15043269), (38, 11084514), (41, 10273452), (42, 10028846), (57, 7389676), (76, 5542257), (82, 5136726), (84, 5014423), (114, 3694838), (123, 3424484), (133, 3167004), (157, 2682876), (164, 2568363), (228, 1847419), (246, 1712242), (266, 1583502), (287, 1467636), (314, 1341438), (399, 1055668), (471, 894292), (492, 856121), (532, 791751), (574, 733818), (628, 670719), (779, 540708), (798, 527834), (861, 489212), (942, 447146), (1099, 383268), (1148, 366909), (1558, 270354), (1596, 263917), (1681, 250572), (1722, 244606), (1884, 223573), (2198, 191634), (2337, 180236), (2983, 141204), (3116, 135177), (3297, 127756), (3362, 125286), (3444, 122303), (4396, 95817), (4674, 90118), (5043, 83524), (5453, 77244), (5966, 70602), (6437, 65436), (6594, 63878), (6724, 62643), (8949, 47068), (9348, 45059), (10086, 41762), (10906, 38622), (11767, 35796), (11932, 35301), (12874, 32718), (13188, 31939), (16359, 25748), (17898, 23534), (19311, 21812), (20172, 20881)]