128466240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{2731}}^1$

素因数の和:2765

約数の個数: 168

約数和(自身を含む): 474646752

約数和(自身を除く): 346180512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2731, 2940, 3136, 3360, 3920, 4704, 5462, 5880, 6720, 7840, 8193, 9408, 10924, 11760, 13655, 15680, 16386, 19117, 21848, 23520, 27310, 32772, 38234, 40965, 43696, 47040, 54620, 57351, 65544, 76468, 81930, 87392, 95585, 109240, 114702, 131088, 133819, 152936, 163860, 174784, 191170, 218480, 229404, 262176, 267638, 286755, 305872, 327720, 382340, 401457, 436960, 458808, 524352, 535276, 573510, 611744, 655440, 669095, 764680, 802914, 873920, 917616, 1070552, 1147020, 1223488, 1310880, 1338190, 1529360, 1605828, 1835232, 2007285, 2141104, 2294040, 2621760, 2676380, 3058720, 3211656, 3670464, 4014570, 4282208, 4588080, 5352760, 6117440, 6423312, 8029140, 8564416, 9176160, 10705520, 12846624, 16058280, 18352320, 21411040, 25693248, 32116560, 42822080, 64233120, 128466240]

約数ペア:

[(1, 128466240), (2, 64233120), (3, 42822080), (4, 32116560), (5, 25693248), (6, 21411040), (7, 18352320), (8, 16058280), (10, 12846624), (12, 10705520), (14, 9176160), (15, 8564416), (16, 8029140), (20, 6423312), (21, 6117440), (24, 5352760), (28, 4588080), (30, 4282208), (32, 4014570), (35, 3670464), (40, 3211656), (42, 3058720), (48, 2676380), (49, 2621760), (56, 2294040), (60, 2141104), (64, 2007285), (70, 1835232), (80, 1605828), (84, 1529360), (96, 1338190), (98, 1310880), (105, 1223488), (112, 1147020), (120, 1070552), (140, 917616), (147, 873920), (160, 802914), (168, 764680), (192, 669095), (196, 655440), (210, 611744), (224, 573510), (240, 535276), (245, 524352), (280, 458808), (294, 436960), (320, 401457), (336, 382340), (392, 327720), (420, 305872), (448, 286755), (480, 267638), (490, 262176), (560, 229404), (588, 218480), (672, 191170), (735, 174784), (784, 163860), (840, 152936), (960, 133819), (980, 131088), (1120, 114702), (1176, 109240), (1344, 95585), (1470, 87392), (1568, 81930), (1680, 76468), (1960, 65544), (2240, 57351), (2352, 54620), (2731, 47040), (2940, 43696), (3136, 40965), (3360, 38234), (3920, 32772), (4704, 27310), (5462, 23520), (5880, 21848), (6720, 19117), (7840, 16386), (8193, 15680), (9408, 13655), (10924, 11760)]