81483984540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{40343}}^1$

素因数の和:40601

約数の個数: 216

約数和(自身を含む): 288784772640

約数和(自身を除く): 207300788100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 229, 245, 252, 294, 315, 420, 441, 458, 490, 588, 630, 687, 735, 882, 916, 980, 1145, 1260, 1374, 1470, 1603, 1764, 2061, 2205, 2290, 2748, 2940, 3206, 3435, 4122, 4410, 4580, 4809, 6412, 6870, 8015, 8244, 8820, 9618, 10305, 11221, 13740, 14427, 16030, 19236, 20610, 22442, 24045, 28854, 32060, 33663, 40343, 41220, 44884, 48090, 56105, 57708, 67326, 72135, 80686, 96180, 100989, 112210, 121029, 134652, 144270, 161372, 168315, 201715, 201978, 224420, 242058, 282401, 288540, 336630, 363087, 403430, 403956, 484116, 504945, 564802, 605145, 673260, 726174, 806860, 847203, 1009890, 1129604, 1210290, 1412005, 1452348, 1694406, 1815435, 1976807, 2019780, 2420580, 2541609, 2824010, 3388812, 3630870, 3953614, 4236015, 5083218, 5648020, 5930421, 7261740, 7907228, 8472030, 9238547, 9884035, 10166436, 11860842, 12708045, 16944060, 17791263, 18477094, 19768070, 23721684, 25416090, 27715641, 29652105, 35582526, 36954188, 39536140, 46192735, 50832180, 55431282, 59304210, 64669829, 71165052, 83146923, 88956315, 92385470, 110862564, 118608420, 129339658, 138578205, 166293846, 177912630, 184770940, 194009487, 258679316, 277156410, 323349145, 332587692, 355825260, 388018974, 415734615, 452688803, 554312820, 582028461, 646698290, 776037948, 831469230, 905377606, 970047435, 1164056922, 1293396580, 1358066409, 1662938460, 1810755212, 1940094870, 2263444015, 2328113844, 2716132818, 2910142305, 3880189740, 4074199227, 4526888030, 5432265636, 5820284610, 6790332045, 8148398454, 9053776060, 11640569220, 13580664090, 16296796908, 20370996135, 27161328180, 40741992270, 81483984540]

約数ペア:

[(1, 81483984540), (2, 40741992270), (3, 27161328180), (4, 20370996135), (5, 16296796908), (6, 13580664090), (7, 11640569220), (9, 9053776060), (10, 8148398454), (12, 6790332045), (14, 5820284610), (15, 5432265636), (18, 4526888030), (20, 4074199227), (21, 3880189740), (28, 2910142305), (30, 2716132818), (35, 2328113844), (36, 2263444015), (42, 1940094870), (45, 1810755212), (49, 1662938460), (60, 1358066409), (63, 1293396580), (70, 1164056922), (84, 970047435), (90, 905377606), (98, 831469230), (105, 776037948), (126, 646698290), (140, 582028461), (147, 554312820), (180, 452688803), (196, 415734615), (210, 388018974), (229, 355825260), (245, 332587692), (252, 323349145), (294, 277156410), (315, 258679316), (420, 194009487), (441, 184770940), (458, 177912630), (490, 166293846), (588, 138578205), (630, 129339658), (687, 118608420), (735, 110862564), (882, 92385470), (916, 88956315), (980, 83146923), (1145, 71165052), (1260, 64669829), (1374, 59304210), (1470, 55431282), (1603, 50832180), (1764, 46192735), (2061, 39536140), (2205, 36954188), (2290, 35582526), (2748, 29652105), (2940, 27715641), (3206, 25416090), (3435, 23721684), (4122, 19768070), (4410, 18477094), (4580, 17791263), (4809, 16944060), (6412, 12708045), (6870, 11860842), (8015, 10166436), (8244, 9884035), (8820, 9238547), (9618, 8472030), (10305, 7907228), (11221, 7261740), (13740, 5930421), (14427, 5648020), (16030, 5083218), (19236, 4236015), (20610, 3953614), (22442, 3630870), (24045, 3388812), (28854, 2824010), (32060, 2541609), (33663, 2420580), (40343, 2019780), (41220, 1976807), (44884, 1815435), (48090, 1694406), (56105, 1452348), (57708, 1412005), (67326, 1210290), (72135, 1129604), (80686, 1009890), (96180, 847203), (100989, 806860), (112210, 726174), (121029, 673260), (134652, 605145), (144270, 564802), (161372, 504945), (168315, 484116), (201715, 403956), (201978, 403430), (224420, 363087), (242058, 336630), (282401, 288540)]