2780000496

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{30307}}^1$

素因数の和:30348

約数の個数: 180

約数和(自身を含む): 9746870952

約数和(自身を除く): 6966870456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 234, 252, 273, 294, 312, 336, 364, 392, 441, 468, 504, 546, 588, 624, 637, 728, 784, 819, 882, 936, 1008, 1092, 1176, 1274, 1456, 1638, 1764, 1872, 1911, 2184, 2352, 2548, 3276, 3528, 3822, 4368, 5096, 5733, 6552, 7056, 7644, 10192, 11466, 13104, 15288, 22932, 30307, 30576, 45864, 60614, 90921, 91728, 121228, 181842, 212149, 242456, 272763, 363684, 393991, 424298, 484912, 545526, 636447, 727368, 787982, 848596, 1091052, 1181973, 1272894, 1454736, 1485043, 1575964, 1697192, 1909341, 2182104, 2363946, 2545788, 2757937, 2970086, 3151928, 3394384, 3545919, 3818682, 4364208, 4455129, 4727892, 5091576, 5515874, 5940172, 6303856, 7091838, 7637364, 8273811, 8910258, 9455784, 10183152, 11031748, 11880344, 13365387, 14183676, 15274728, 16547622, 17820516, 18911568, 19305559, 22063496, 23760688, 24821433, 26730774, 28367352, 30549456, 33095244, 35641032, 38611118, 44126992, 49642866, 53461548, 56734704, 57916677, 66190488, 71282064, 77222236, 99285732, 106923096, 115833354, 132380976, 154444472, 173750031, 198571464, 213846192, 231666708, 308888944, 347500062, 397142928, 463333416, 695000124, 926666832, 1390000248, 2780000496]

約数ペア:

[(1, 2780000496), (2, 1390000248), (3, 926666832), (4, 695000124), (6, 463333416), (7, 397142928), (8, 347500062), (9, 308888944), (12, 231666708), (13, 213846192), (14, 198571464), (16, 173750031), (18, 154444472), (21, 132380976), (24, 115833354), (26, 106923096), (28, 99285732), (36, 77222236), (39, 71282064), (42, 66190488), (48, 57916677), (49, 56734704), (52, 53461548), (56, 49642866), (63, 44126992), (72, 38611118), (78, 35641032), (84, 33095244), (91, 30549456), (98, 28367352), (104, 26730774), (112, 24821433), (117, 23760688), (126, 22063496), (144, 19305559), (147, 18911568), (156, 17820516), (168, 16547622), (182, 15274728), (196, 14183676), (208, 13365387), (234, 11880344), (252, 11031748), (273, 10183152), (294, 9455784), (312, 8910258), (336, 8273811), (364, 7637364), (392, 7091838), (441, 6303856), (468, 5940172), (504, 5515874), (546, 5091576), (588, 4727892), (624, 4455129), (637, 4364208), (728, 3818682), (784, 3545919), (819, 3394384), (882, 3151928), (936, 2970086), (1008, 2757937), (1092, 2545788), (1176, 2363946), (1274, 2182104), (1456, 1909341), (1638, 1697192), (1764, 1575964), (1872, 1485043), (1911, 1454736), (2184, 1272894), (2352, 1181973), (2548, 1091052), (3276, 848596), (3528, 787982), (3822, 727368), (4368, 636447), (5096, 545526), (5733, 484912), (6552, 424298), (7056, 393991), (7644, 363684), (10192, 272763), (11466, 242456), (13104, 212149), (15288, 181842), (22932, 121228), (30307, 91728), (30576, 90921), (45864, 60614)]