1989778896

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1810

約数の個数: 240

約数和(自身を含む): 6750901248

約数和(自身を除く): 4761122352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 37, 42, 48, 56, 62, 63, 72, 74, 84, 93, 111, 112, 124, 126, 144, 148, 168, 186, 217, 222, 248, 252, 259, 279, 296, 333, 336, 372, 434, 444, 496, 504, 518, 558, 592, 651, 666, 744, 777, 868, 888, 1008, 1036, 1116, 1147, 1302, 1332, 1488, 1554, 1721, 1736, 1776, 1953, 2072, 2232, 2294, 2331, 2604, 2664, 3108, 3441, 3442, 3472, 3906, 4144, 4464, 4588, 4662, 5163, 5208, 5328, 6216, 6882, 6884, 7812, 8029, 9176, 9324, 10323, 10326, 10416, 12047, 12432, 13764, 13768, 15489, 15624, 16058, 18352, 18648, 20646, 20652, 24087, 24094, 27528, 27536, 30978, 31248, 32116, 36141, 37296, 41292, 41304, 48174, 48188, 53351, 55056, 61956, 63677, 64232, 72261, 72282, 82584, 82608, 96348, 96376, 106702, 108423, 123912, 127354, 128464, 144522, 144564, 160053, 165168, 191031, 192696, 192752, 213404, 216846, 247824, 254708, 289044, 289128, 320106, 373457, 382062, 385392, 426808, 433692, 445739, 480159, 509416, 573093, 578088, 578256, 640212, 746914, 764124, 853616, 867384, 891478, 960318, 1018832, 1120371, 1146186, 1156176, 1280424, 1337217, 1493828, 1528248, 1734768, 1782956, 1920636, 1973987, 2240742, 2292372, 2560848, 2674434, 2987656, 3056496, 3361113, 3565912, 3841272, 3947974, 4011651, 4481484, 4584744, 5348868, 5921961, 5975312, 6722226, 7131824, 7682544, 7895948, 8023302, 8962968, 9169488, 10697736, 11843922, 13444452, 13817909, 15791896, 16046604, 17765883, 17925936, 21395472, 23687844, 26888904, 27635818, 31583792, 32093208, 35531766, 41453727, 47375688, 53777808, 55271636, 64186416, 71063532, 82907454, 94751376, 110543272, 124361181, 142127064, 165814908, 221086544, 248722362, 284254128, 331629816, 497444724, 663259632, 994889448, 1989778896]

約数ペア:

[(1, 1989778896), (2, 994889448), (3, 663259632), (4, 497444724), (6, 331629816), (7, 284254128), (8, 248722362), (9, 221086544), (12, 165814908), (14, 142127064), (16, 124361181), (18, 110543272), (21, 94751376), (24, 82907454), (28, 71063532), (31, 64186416), (36, 55271636), (37, 53777808), (42, 47375688), (48, 41453727), (56, 35531766), (62, 32093208), (63, 31583792), (72, 27635818), (74, 26888904), (84, 23687844), (93, 21395472), (111, 17925936), (112, 17765883), (124, 16046604), (126, 15791896), (144, 13817909), (148, 13444452), (168, 11843922), (186, 10697736), (217, 9169488), (222, 8962968), (248, 8023302), (252, 7895948), (259, 7682544), (279, 7131824), (296, 6722226), (333, 5975312), (336, 5921961), (372, 5348868), (434, 4584744), (444, 4481484), (496, 4011651), (504, 3947974), (518, 3841272), (558, 3565912), (592, 3361113), (651, 3056496), (666, 2987656), (744, 2674434), (777, 2560848), (868, 2292372), (888, 2240742), (1008, 1973987), (1036, 1920636), (1116, 1782956), (1147, 1734768), (1302, 1528248), (1332, 1493828), (1488, 1337217), (1554, 1280424), (1721, 1156176), (1736, 1146186), (1776, 1120371), (1953, 1018832), (2072, 960318), (2232, 891478), (2294, 867384), (2331, 853616), (2604, 764124), (2664, 746914), (3108, 640212), (3441, 578256), (3442, 578088), (3472, 573093), (3906, 509416), (4144, 480159), (4464, 445739), (4588, 433692), (4662, 426808), (5163, 385392), (5208, 382062), (5328, 373457), (6216, 320106), (6882, 289128), (6884, 289044), (7812, 254708), (8029, 247824), (9176, 216846), (9324, 213404), (10323, 192752), (10326, 192696), (10416, 191031), (12047, 165168), (12432, 160053), (13764, 144564), (13768, 144522), (15489, 128464), (15624, 127354), (16058, 123912), (18352, 108423), (18648, 106702), (20646, 96376), (20652, 96348), (24087, 82608), (24094, 82584), (27528, 72282), (27536, 72261), (30978, 64232), (31248, 63677), (32116, 61956), (36141, 55056), (37296, 53351), (41292, 48188), (41304, 48174)]