121919580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 240

約数和(自身を含む): 428107680

約数和(自身を除く): 306188100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 81, 85, 90, 95, 102, 108, 114, 135, 153, 162, 170, 171, 180, 190, 204, 228, 233, 255, 270, 285, 306, 323, 324, 340, 342, 380, 405, 459, 466, 510, 513, 540, 570, 612, 646, 684, 699, 765, 810, 855, 918, 932, 969, 1020, 1026, 1140, 1165, 1292, 1377, 1398, 1530, 1539, 1615, 1620, 1710, 1836, 1938, 2052, 2097, 2295, 2330, 2565, 2754, 2796, 2907, 3060, 3078, 3230, 3420, 3495, 3876, 3961, 4194, 4427, 4590, 4660, 4845, 5130, 5508, 5814, 6156, 6291, 6460, 6885, 6990, 7695, 7922, 8388, 8721, 8854, 9180, 9690, 10260, 10485, 11628, 11883, 12582, 13281, 13770, 13980, 14535, 15390, 15844, 17442, 17708, 18873, 19380, 19805, 20970, 22135, 23766, 25164, 26163, 26562, 27540, 29070, 30780, 31455, 34884, 35649, 37746, 39610, 39843, 41940, 43605, 44270, 47532, 52326, 53124, 58140, 59415, 62910, 66405, 71298, 75259, 75492, 79220, 79686, 87210, 88540, 94365, 104652, 106947, 118830, 119529, 125820, 130815, 132810, 142596, 150518, 159372, 174420, 178245, 188730, 199215, 213894, 225777, 237660, 239058, 261630, 265620, 301036, 320841, 356490, 358587, 376295, 377460, 398430, 427788, 451554, 478116, 523260, 534735, 597645, 641682, 677331, 712980, 717174, 752590, 796860, 903108, 1069470, 1128885, 1195290, 1283364, 1354662, 1434348, 1505180, 1604205, 1792935, 2031993, 2138940, 2257770, 2390580, 2709324, 3208410, 3386655, 3585870, 4063986, 4515540, 6095979, 6416820, 6773310, 7171740, 8127972, 10159965, 12191958, 13546620, 20319930, 24383916, 30479895, 40639860, 60959790, 121919580]

約数ペア:

[(1, 121919580), (2, 60959790), (3, 40639860), (4, 30479895), (5, 24383916), (6, 20319930), (9, 13546620), (10, 12191958), (12, 10159965), (15, 8127972), (17, 7171740), (18, 6773310), (19, 6416820), (20, 6095979), (27, 4515540), (30, 4063986), (34, 3585870), (36, 3386655), (38, 3208410), (45, 2709324), (51, 2390580), (54, 2257770), (57, 2138940), (60, 2031993), (68, 1792935), (76, 1604205), (81, 1505180), (85, 1434348), (90, 1354662), (95, 1283364), (102, 1195290), (108, 1128885), (114, 1069470), (135, 903108), (153, 796860), (162, 752590), (170, 717174), (171, 712980), (180, 677331), (190, 641682), (204, 597645), (228, 534735), (233, 523260), (255, 478116), (270, 451554), (285, 427788), (306, 398430), (323, 377460), (324, 376295), (340, 358587), (342, 356490), (380, 320841), (405, 301036), (459, 265620), (466, 261630), (510, 239058), (513, 237660), (540, 225777), (570, 213894), (612, 199215), (646, 188730), (684, 178245), (699, 174420), (765, 159372), (810, 150518), (855, 142596), (918, 132810), (932, 130815), (969, 125820), (1020, 119529), (1026, 118830), (1140, 106947), (1165, 104652), (1292, 94365), (1377, 88540), (1398, 87210), (1530, 79686), (1539, 79220), (1615, 75492), (1620, 75259), (1710, 71298), (1836, 66405), (1938, 62910), (2052, 59415), (2097, 58140), (2295, 53124), (2330, 52326), (2565, 47532), (2754, 44270), (2796, 43605), (2907, 41940), (3060, 39843), (3078, 39610), (3230, 37746), (3420, 35649), (3495, 34884), (3876, 31455), (3961, 30780), (4194, 29070), (4427, 27540), (4590, 26562), (4660, 26163), (4845, 25164), (5130, 23766), (5508, 22135), (5814, 20970), (6156, 19805), (6291, 19380), (6460, 18873), (6885, 17708), (6990, 17442), (7695, 15844), (7922, 15390), (8388, 14535), (8721, 13980), (8854, 13770), (9180, 13281), (9690, 12582), (10260, 11883), (10485, 11628)]