390337740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5381}}^1$

素因数の和:5440

約数の個数: 144

約数和(自身を含む): 1316480256

約数和(自身を除く): 926142516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5381, 5580, 6045, 7254, 8060, 10762, 12090, 14508, 16143, 18135, 21524, 24180, 26905, 32286, 36270, 48429, 53810, 64572, 69953, 72540, 80715, 96858, 107620, 139906, 161430, 166811, 193716, 209859, 242145, 279812, 322860, 333622, 349765, 419718, 484290, 500433, 629577, 667244, 699530, 834055, 839436, 968580, 1000866, 1049295, 1259154, 1399060, 1501299, 1668110, 2001732, 2098590, 2168543, 2502165, 2518308, 3002598, 3147885, 3336220, 4197180, 4337086, 5004330, 6005196, 6295770, 6505629, 7506495, 8674172, 10008660, 10842715, 12591540, 13011258, 15012990, 19516887, 21685430, 26022516, 30025980, 32528145, 39033774, 43370860, 65056290, 78067548, 97584435, 130112580, 195168870, 390337740]

約数ペア:

[(1, 390337740), (2, 195168870), (3, 130112580), (4, 97584435), (5, 78067548), (6, 65056290), (9, 43370860), (10, 39033774), (12, 32528145), (13, 30025980), (15, 26022516), (18, 21685430), (20, 19516887), (26, 15012990), (30, 13011258), (31, 12591540), (36, 10842715), (39, 10008660), (45, 8674172), (52, 7506495), (60, 6505629), (62, 6295770), (65, 6005196), (78, 5004330), (90, 4337086), (93, 4197180), (117, 3336220), (124, 3147885), (130, 3002598), (155, 2518308), (156, 2502165), (180, 2168543), (186, 2098590), (195, 2001732), (234, 1668110), (260, 1501299), (279, 1399060), (310, 1259154), (372, 1049295), (390, 1000866), (403, 968580), (465, 839436), (468, 834055), (558, 699530), (585, 667244), (620, 629577), (780, 500433), (806, 484290), (930, 419718), (1116, 349765), (1170, 333622), (1209, 322860), (1395, 279812), (1612, 242145), (1860, 209859), (2015, 193716), (2340, 166811), (2418, 161430), (2790, 139906), (3627, 107620), (4030, 96858), (4836, 80715), (5381, 72540), (5580, 69953), (6045, 64572), (7254, 53810), (8060, 48429), (10762, 36270), (12090, 32286), (14508, 26905), (16143, 24180), (18135, 21524)]