400805496

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1016

約数の個数: 240

約数和(自身を含む): 1407815640

約数和(自身を除く): 1007010144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 49, 52, 54, 56, 63, 72, 78, 81, 84, 91, 98, 104, 108, 117, 126, 147, 156, 162, 168, 182, 189, 196, 216, 234, 252, 273, 294, 312, 324, 351, 364, 378, 392, 441, 468, 504, 546, 567, 588, 637, 648, 702, 728, 756, 819, 882, 936, 971, 1053, 1092, 1134, 1176, 1274, 1323, 1404, 1512, 1638, 1764, 1911, 1942, 2106, 2184, 2268, 2457, 2548, 2646, 2808, 2913, 3276, 3528, 3822, 3884, 3969, 4212, 4536, 4914, 5096, 5292, 5733, 5826, 6552, 6797, 7371, 7644, 7768, 7938, 8424, 8739, 9828, 10584, 11466, 11652, 12623, 13594, 14742, 15288, 15876, 17199, 17478, 19656, 20391, 22932, 23304, 25246, 26217, 27188, 29484, 31752, 34398, 34956, 37869, 40782, 45864, 47579, 50492, 51597, 52434, 54376, 58968, 61173, 68796, 69912, 75738, 78651, 81564, 88361, 95158, 100984, 103194, 104868, 113607, 122346, 137592, 142737, 151476, 157302, 163128, 176722, 183519, 190316, 206388, 209736, 227214, 244692, 265083, 285474, 302952, 314604, 340821, 353444, 367038, 380632, 412776, 428211, 454428, 489384, 530166, 550557, 570948, 618527, 629208, 681642, 706888, 734076, 795249, 856422, 908856, 1022463, 1060332, 1101114, 1141896, 1237054, 1284633, 1363284, 1468152, 1590498, 1712844, 1855581, 2044926, 2120664, 2202228, 2385747, 2474108, 2569266, 2726568, 3180996, 3425688, 3711162, 3853899, 4089852, 4404456, 4771494, 4948216, 5138532, 5566743, 6361992, 7157241, 7422324, 7707798, 8179704, 9542988, 10277064, 11133486, 14314482, 14844648, 15415596, 16700229, 19085976, 22266972, 28628964, 30831192, 33400458, 44533944, 50100687, 57257928, 66800916, 100201374, 133601832, 200402748, 400805496]

約数ペア:

[(1, 400805496), (2, 200402748), (3, 133601832), (4, 100201374), (6, 66800916), (7, 57257928), (8, 50100687), (9, 44533944), (12, 33400458), (13, 30831192), (14, 28628964), (18, 22266972), (21, 19085976), (24, 16700229), (26, 15415596), (27, 14844648), (28, 14314482), (36, 11133486), (39, 10277064), (42, 9542988), (49, 8179704), (52, 7707798), (54, 7422324), (56, 7157241), (63, 6361992), (72, 5566743), (78, 5138532), (81, 4948216), (84, 4771494), (91, 4404456), (98, 4089852), (104, 3853899), (108, 3711162), (117, 3425688), (126, 3180996), (147, 2726568), (156, 2569266), (162, 2474108), (168, 2385747), (182, 2202228), (189, 2120664), (196, 2044926), (216, 1855581), (234, 1712844), (252, 1590498), (273, 1468152), (294, 1363284), (312, 1284633), (324, 1237054), (351, 1141896), (364, 1101114), (378, 1060332), (392, 1022463), (441, 908856), (468, 856422), (504, 795249), (546, 734076), (567, 706888), (588, 681642), (637, 629208), (648, 618527), (702, 570948), (728, 550557), (756, 530166), (819, 489384), (882, 454428), (936, 428211), (971, 412776), (1053, 380632), (1092, 367038), (1134, 353444), (1176, 340821), (1274, 314604), (1323, 302952), (1404, 285474), (1512, 265083), (1638, 244692), (1764, 227214), (1911, 209736), (1942, 206388), (2106, 190316), (2184, 183519), (2268, 176722), (2457, 163128), (2548, 157302), (2646, 151476), (2808, 142737), (2913, 137592), (3276, 122346), (3528, 113607), (3822, 104868), (3884, 103194), (3969, 100984), (4212, 95158), (4536, 88361), (4914, 81564), (5096, 78651), (5292, 75738), (5733, 69912), (5826, 68796), (6552, 61173), (6797, 58968), (7371, 54376), (7644, 52434), (7768, 51597), (7938, 50492), (8424, 47579), (8739, 45864), (9828, 40782), (10584, 37869), (11466, 34956), (11652, 34398), (12623, 31752), (13594, 29484), (14742, 27188), (15288, 26217), (15876, 25246), (17199, 23304), (17478, 22932), (19656, 20391)]