816465420

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1987

約数の個数: 168

約数和(自身を含む): 2660711760

約数和(自身を除く): 1844246340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 522, 540, 580, 729, 783, 810, 870, 972, 1044, 1215, 1305, 1458, 1566, 1620, 1740, 1931, 2349, 2430, 2610, 2916, 3132, 3645, 3862, 3915, 4698, 4860, 5220, 5793, 7047, 7290, 7724, 7830, 9396, 9655, 11586, 11745, 14094, 14580, 15660, 17379, 19310, 21141, 23172, 23490, 28188, 28965, 34758, 35235, 38620, 42282, 46980, 52137, 55999, 57930, 69516, 70470, 84564, 86895, 104274, 105705, 111998, 115860, 140940, 156411, 167997, 173790, 208548, 211410, 223996, 260685, 279995, 312822, 335994, 347580, 422820, 469233, 503991, 521370, 559990, 625644, 671988, 782055, 839985, 938466, 1007982, 1042740, 1119980, 1407699, 1511973, 1564110, 1679970, 1876932, 2015964, 2346165, 2519955, 2815398, 3023946, 3128220, 3359940, 4535919, 4692330, 5039910, 5630796, 6047892, 7038495, 7559865, 9071838, 9384660, 10079820, 13607757, 14076990, 15119730, 18143676, 22679595, 27215514, 28153980, 30239460, 40823271, 45359190, 54431028, 68038785, 81646542, 90718380, 136077570, 163293084, 204116355, 272155140, 408232710, 816465420]

約数ペア:

[(1, 816465420), (2, 408232710), (3, 272155140), (4, 204116355), (5, 163293084), (6, 136077570), (9, 90718380), (10, 81646542), (12, 68038785), (15, 54431028), (18, 45359190), (20, 40823271), (27, 30239460), (29, 28153980), (30, 27215514), (36, 22679595), (45, 18143676), (54, 15119730), (58, 14076990), (60, 13607757), (81, 10079820), (87, 9384660), (90, 9071838), (108, 7559865), (116, 7038495), (135, 6047892), (145, 5630796), (162, 5039910), (174, 4692330), (180, 4535919), (243, 3359940), (261, 3128220), (270, 3023946), (290, 2815398), (324, 2519955), (348, 2346165), (405, 2015964), (435, 1876932), (486, 1679970), (522, 1564110), (540, 1511973), (580, 1407699), (729, 1119980), (783, 1042740), (810, 1007982), (870, 938466), (972, 839985), (1044, 782055), (1215, 671988), (1305, 625644), (1458, 559990), (1566, 521370), (1620, 503991), (1740, 469233), (1931, 422820), (2349, 347580), (2430, 335994), (2610, 312822), (2916, 279995), (3132, 260685), (3645, 223996), (3862, 211410), (3915, 208548), (4698, 173790), (4860, 167997), (5220, 156411), (5793, 140940), (7047, 115860), (7290, 111998), (7724, 105705), (7830, 104274), (9396, 86895), (9655, 84564), (11586, 70470), (11745, 69516), (14094, 57930), (14580, 55999), (15660, 52137), (17379, 46980), (19310, 42282), (21141, 38620), (23172, 35235), (23490, 34758), (28188, 28965)]