1296695680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1201}}^1$

素因数の和:1468

約数の個数: 128

約数和(自身を含む): 3560420160

約数和(自身を除く): 2263724480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 241, 280, 320, 448, 482, 560, 640, 896, 964, 1120, 1201, 1205, 1687, 1928, 2240, 2402, 2410, 3374, 3856, 4480, 4804, 4820, 6005, 6748, 7712, 8407, 8435, 9608, 9640, 12010, 13496, 15424, 16814, 16870, 19216, 19280, 24020, 26992, 30848, 33628, 33740, 38432, 38560, 42035, 48040, 53984, 67256, 67480, 76864, 77120, 84070, 96080, 107968, 134512, 134960, 153728, 154240, 168140, 192160, 215936, 269024, 269920, 289441, 336280, 384320, 538048, 539840, 578882, 672560, 768640, 1076096, 1079680, 1157764, 1345120, 1447205, 2026087, 2315528, 2690240, 2894410, 4052174, 4631056, 5380480, 5788820, 8104348, 9262112, 10130435, 11577640, 16208696, 18524224, 20260870, 23155280, 32417392, 37048448, 40521740, 46310560, 64834784, 81043480, 92621120, 129669568, 162086960, 185242240, 259339136, 324173920, 648347840, 1296695680]

約数ペア:

[(1, 1296695680), (2, 648347840), (4, 324173920), (5, 259339136), (7, 185242240), (8, 162086960), (10, 129669568), (14, 92621120), (16, 81043480), (20, 64834784), (28, 46310560), (32, 40521740), (35, 37048448), (40, 32417392), (56, 23155280), (64, 20260870), (70, 18524224), (80, 16208696), (112, 11577640), (128, 10130435), (140, 9262112), (160, 8104348), (224, 5788820), (241, 5380480), (280, 4631056), (320, 4052174), (448, 2894410), (482, 2690240), (560, 2315528), (640, 2026087), (896, 1447205), (964, 1345120), (1120, 1157764), (1201, 1079680), (1205, 1076096), (1687, 768640), (1928, 672560), (2240, 578882), (2402, 539840), (2410, 538048), (3374, 384320), (3856, 336280), (4480, 289441), (4804, 269920), (4820, 269024), (6005, 215936), (6748, 192160), (7712, 168140), (8407, 154240), (8435, 153728), (9608, 134960), (9640, 134512), (12010, 107968), (13496, 96080), (15424, 84070), (16814, 77120), (16870, 76864), (19216, 67480), (19280, 67256), (24020, 53984), (26992, 48040), (30848, 42035), (33628, 38560), (33740, 38432)]