204044960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^2$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 581406336

約数和(自身を除く): 377361376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 89, 92, 112, 115, 140, 160, 161, 178, 184, 224, 230, 280, 322, 356, 368, 445, 460, 560, 623, 644, 712, 736, 805, 890, 920, 1120, 1246, 1288, 1424, 1610, 1780, 1840, 2047, 2492, 2576, 2848, 3115, 3220, 3560, 3680, 4094, 4984, 5152, 6230, 6440, 7120, 7921, 8188, 9968, 10235, 12460, 12880, 14240, 14329, 15842, 16376, 19936, 20470, 24920, 25760, 28658, 31684, 32752, 39605, 40940, 49840, 55447, 57316, 63368, 65504, 71645, 79210, 81880, 99680, 110894, 114632, 126736, 143290, 158420, 163760, 182183, 221788, 229264, 253472, 277235, 286580, 316840, 327520, 364366, 443576, 458528, 554470, 573160, 633680, 728732, 887152, 910915, 1108940, 1146320, 1267360, 1275281, 1457464, 1774304, 1821830, 2217880, 2292640, 2550562, 2914928, 3643660, 4435760, 5101124, 5829856, 6376405, 7287320, 8871520, 10202248, 12752810, 14574640, 20404496, 25505620, 29149280, 40808992, 51011240, 102022480, 204044960]

約数ペア:

[(1, 204044960), (2, 102022480), (4, 51011240), (5, 40808992), (7, 29149280), (8, 25505620), (10, 20404496), (14, 14574640), (16, 12752810), (20, 10202248), (23, 8871520), (28, 7287320), (32, 6376405), (35, 5829856), (40, 5101124), (46, 4435760), (56, 3643660), (70, 2914928), (80, 2550562), (89, 2292640), (92, 2217880), (112, 1821830), (115, 1774304), (140, 1457464), (160, 1275281), (161, 1267360), (178, 1146320), (184, 1108940), (224, 910915), (230, 887152), (280, 728732), (322, 633680), (356, 573160), (368, 554470), (445, 458528), (460, 443576), (560, 364366), (623, 327520), (644, 316840), (712, 286580), (736, 277235), (805, 253472), (890, 229264), (920, 221788), (1120, 182183), (1246, 163760), (1288, 158420), (1424, 143290), (1610, 126736), (1780, 114632), (1840, 110894), (2047, 99680), (2492, 81880), (2576, 79210), (2848, 71645), (3115, 65504), (3220, 63368), (3560, 57316), (3680, 55447), (4094, 49840), (4984, 40940), (5152, 39605), (6230, 32752), (6440, 31684), (7120, 28658), (7921, 25760), (8188, 24920), (9968, 20470), (10235, 19936), (12460, 16376), (12880, 15842), (14240, 14329)]