665228032

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 1590722560

約数和(自身を除く): 925494528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 79, 112, 127, 128, 148, 158, 224, 254, 256, 259, 296, 316, 448, 508, 518, 553, 592, 632, 889, 896, 1016, 1036, 1106, 1184, 1264, 1778, 1792, 2032, 2072, 2212, 2368, 2528, 2923, 3556, 4064, 4144, 4424, 4699, 4736, 5056, 5846, 7112, 8128, 8288, 8848, 9398, 9472, 10033, 10112, 11692, 14224, 16256, 16576, 17696, 18796, 20066, 20224, 20461, 23384, 28448, 32512, 32893, 33152, 35392, 37592, 40132, 40922, 46768, 56896, 65786, 66304, 70231, 70784, 75184, 80264, 81844, 93536, 113792, 131572, 140462, 141568, 150368, 160528, 163688, 187072, 227584, 263144, 280924, 300736, 321056, 327376, 371221, 374144, 526288, 561848, 601472, 642112, 654752, 742442, 748288, 1052576, 1123696, 1202944, 1284224, 1309504, 1484884, 2105152, 2247392, 2568448, 2598547, 2619008, 2969768, 4210304, 4494784, 5197094, 5238016, 5939536, 8420608, 8989568, 10394188, 11879072, 17979136, 20788376, 23758144, 41576752, 47516288, 83153504, 95032576, 166307008, 332614016, 665228032]

約数ペア:

[(1, 665228032), (2, 332614016), (4, 166307008), (7, 95032576), (8, 83153504), (14, 47516288), (16, 41576752), (28, 23758144), (32, 20788376), (37, 17979136), (56, 11879072), (64, 10394188), (74, 8989568), (79, 8420608), (112, 5939536), (127, 5238016), (128, 5197094), (148, 4494784), (158, 4210304), (224, 2969768), (254, 2619008), (256, 2598547), (259, 2568448), (296, 2247392), (316, 2105152), (448, 1484884), (508, 1309504), (518, 1284224), (553, 1202944), (592, 1123696), (632, 1052576), (889, 748288), (896, 742442), (1016, 654752), (1036, 642112), (1106, 601472), (1184, 561848), (1264, 526288), (1778, 374144), (1792, 371221), (2032, 327376), (2072, 321056), (2212, 300736), (2368, 280924), (2528, 263144), (2923, 227584), (3556, 187072), (4064, 163688), (4144, 160528), (4424, 150368), (4699, 141568), (4736, 140462), (5056, 131572), (5846, 113792), (7112, 93536), (8128, 81844), (8288, 80264), (8848, 75184), (9398, 70784), (9472, 70231), (10033, 66304), (10112, 65786), (11692, 56896), (14224, 46768), (16256, 40922), (16576, 40132), (17696, 37592), (18796, 35392), (20066, 33152), (20224, 32893), (20461, 32512), (23384, 28448)]