80372880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 240

約数和(自身を含む): 317551104

約数和(自身を除く): 237178224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 126, 140, 144, 148, 168, 180, 185, 210, 222, 240, 252, 259, 280, 296, 315, 333, 336, 360, 370, 420, 431, 444, 504, 518, 555, 560, 592, 630, 666, 720, 740, 777, 840, 862, 888, 1008, 1036, 1110, 1260, 1293, 1295, 1332, 1480, 1554, 1665, 1680, 1724, 1776, 2072, 2155, 2220, 2331, 2520, 2586, 2590, 2664, 2960, 3017, 3108, 3330, 3448, 3879, 3885, 4144, 4310, 4440, 4662, 5040, 5172, 5180, 5328, 6034, 6216, 6465, 6660, 6896, 7758, 7770, 8620, 8880, 9051, 9324, 10344, 10360, 11655, 12068, 12432, 12930, 13320, 15085, 15516, 15540, 15947, 17240, 18102, 18648, 19395, 20688, 20720, 23310, 24136, 25860, 26640, 27153, 30170, 31032, 31080, 31894, 34480, 36204, 37296, 38790, 45255, 46620, 47841, 48272, 51720, 54306, 60340, 62064, 62160, 63788, 72408, 77580, 79735, 90510, 93240, 95682, 103440, 108612, 111629, 120680, 127576, 135765, 143523, 144816, 155160, 159470, 181020, 186480, 191364, 217224, 223258, 239205, 241360, 255152, 271530, 287046, 310320, 318940, 334887, 362040, 382728, 434448, 446516, 478410, 543060, 558145, 574092, 637880, 669774, 717615, 724080, 765456, 893032, 956820, 1004661, 1086120, 1116290, 1148184, 1275760, 1339548, 1435230, 1674435, 1786064, 1913640, 2009322, 2172240, 2232580, 2296368, 2679096, 2870460, 3348870, 3827280, 4018644, 4465160, 5023305, 5358192, 5740920, 6697740, 8037288, 8930320, 10046610, 11481840, 13395480, 16074576, 20093220, 26790960, 40186440, 80372880]

約数ペア:

[(1, 80372880), (2, 40186440), (3, 26790960), (4, 20093220), (5, 16074576), (6, 13395480), (7, 11481840), (8, 10046610), (9, 8930320), (10, 8037288), (12, 6697740), (14, 5740920), (15, 5358192), (16, 5023305), (18, 4465160), (20, 4018644), (21, 3827280), (24, 3348870), (28, 2870460), (30, 2679096), (35, 2296368), (36, 2232580), (37, 2172240), (40, 2009322), (42, 1913640), (45, 1786064), (48, 1674435), (56, 1435230), (60, 1339548), (63, 1275760), (70, 1148184), (72, 1116290), (74, 1086120), (80, 1004661), (84, 956820), (90, 893032), (105, 765456), (111, 724080), (112, 717615), (120, 669774), (126, 637880), (140, 574092), (144, 558145), (148, 543060), (168, 478410), (180, 446516), (185, 434448), (210, 382728), (222, 362040), (240, 334887), (252, 318940), (259, 310320), (280, 287046), (296, 271530), (315, 255152), (333, 241360), (336, 239205), (360, 223258), (370, 217224), (420, 191364), (431, 186480), (444, 181020), (504, 159470), (518, 155160), (555, 144816), (560, 143523), (592, 135765), (630, 127576), (666, 120680), (720, 111629), (740, 108612), (777, 103440), (840, 95682), (862, 93240), (888, 90510), (1008, 79735), (1036, 77580), (1110, 72408), (1260, 63788), (1293, 62160), (1295, 62064), (1332, 60340), (1480, 54306), (1554, 51720), (1665, 48272), (1680, 47841), (1724, 46620), (1776, 45255), (2072, 38790), (2155, 37296), (2220, 36204), (2331, 34480), (2520, 31894), (2586, 31080), (2590, 31032), (2664, 30170), (2960, 27153), (3017, 26640), (3108, 25860), (3330, 24136), (3448, 23310), (3879, 20720), (3885, 20688), (4144, 19395), (4310, 18648), (4440, 18102), (4662, 17240), (5040, 15947), (5172, 15540), (5180, 15516), (5328, 15085), (6034, 13320), (6216, 12930), (6465, 12432), (6660, 12068), (6896, 11655), (7758, 10360), (7770, 10344), (8620, 9324), (8880, 9051)]