400021767504

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{5309}}^1\times {\mathrm{16879}}^1$

素因数の和:22233

約数の個数: 120

約数和(自身を含む): 1155904588800

約数和(自身を除く): 755882821296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 5309, 10618, 15927, 16879, 21236, 31854, 33758, 42472, 47781, 50637, 63708, 67516, 84944, 95562, 101274, 127416, 135032, 151911, 164579, 191124, 202548, 254832, 270064, 303822, 329158, 382248, 405096, 493737, 523249, 607644, 658316, 764496, 810192, 987474, 1046498, 1215288, 1316632, 1481211, 1569747, 1974948, 2092996, 2430576, 2633264, 2962422, 3139494, 3949896, 4185992, 4709241, 5924844, 6278988, 7899792, 8371984, 9418482, 11849688, 12557976, 18836964, 23699376, 25115952, 37673928, 75347856, 89610611, 179221222, 268831833, 358442444, 537663666, 716884888, 806495499, 1075327332, 1433769776, 1612990998, 2150654664, 2777928941, 3225981996, 4301309328, 5555857882, 6451963992, 8333786823, 11111715764, 12903927984, 16667573646, 22223431528, 25001360469, 33335147292, 44446863056, 50002720938, 66670294584, 100005441876, 133340589168, 200010883752, 400021767504]

約数ペア:

[(1, 400021767504), (2, 200010883752), (3, 133340589168), (4, 100005441876), (6, 66670294584), (8, 50002720938), (9, 44446863056), (12, 33335147292), (16, 25001360469), (18, 22223431528), (24, 16667573646), (31, 12903927984), (36, 11111715764), (48, 8333786823), (62, 6451963992), (72, 5555857882), (93, 4301309328), (124, 3225981996), (144, 2777928941), (186, 2150654664), (248, 1612990998), (279, 1433769776), (372, 1075327332), (496, 806495499), (558, 716884888), (744, 537663666), (1116, 358442444), (1488, 268831833), (2232, 179221222), (4464, 89610611), (5309, 75347856), (10618, 37673928), (15927, 25115952), (16879, 23699376), (21236, 18836964), (31854, 12557976), (33758, 11849688), (42472, 9418482), (47781, 8371984), (50637, 7899792), (63708, 6278988), (67516, 5924844), (84944, 4709241), (95562, 4185992), (101274, 3949896), (127416, 3139494), (135032, 2962422), (151911, 2633264), (164579, 2430576), (191124, 2092996), (202548, 1974948), (254832, 1569747), (270064, 1481211), (303822, 1316632), (329158, 1215288), (382248, 1046498), (405096, 987474), (493737, 810192), (523249, 764496), (607644, 658316)]