256845120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1033}}^1$

素因数の和:1097

約数の個数: 224

約数和(自身を含む): 958096128

約数和(自身を除く): 701251008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 320, 336, 370, 420, 444, 448, 480, 518, 555, 560, 592, 672, 740, 777, 840, 888, 960, 1033, 1036, 1110, 1120, 1184, 1295, 1344, 1480, 1554, 1680, 1776, 2066, 2072, 2220, 2240, 2368, 2590, 2960, 3099, 3108, 3360, 3552, 3885, 4132, 4144, 4440, 5165, 5180, 5920, 6198, 6216, 6720, 7104, 7231, 7770, 8264, 8288, 8880, 10330, 10360, 11840, 12396, 12432, 14462, 15495, 15540, 16528, 16576, 17760, 20660, 20720, 21693, 24792, 24864, 28924, 30990, 31080, 33056, 35520, 36155, 38221, 41320, 41440, 43386, 49584, 49728, 57848, 61980, 62160, 66112, 72310, 76442, 82640, 82880, 86772, 99168, 108465, 114663, 115696, 123960, 124320, 144620, 152884, 165280, 173544, 191105, 198336, 216930, 229326, 231392, 247920, 248640, 267547, 289240, 305768, 330560, 347088, 382210, 433860, 458652, 462784, 495840, 535094, 573315, 578480, 611536, 694176, 764420, 802641, 867720, 917304, 991680, 1070188, 1146630, 1156960, 1223072, 1337735, 1388352, 1528840, 1605282, 1735440, 1834608, 2140376, 2293260, 2313920, 2446144, 2675470, 3057680, 3210564, 3470880, 3669216, 4013205, 4280752, 4586520, 5350940, 6115360, 6421128, 6941760, 7338432, 8026410, 8561504, 9173040, 10701880, 12230720, 12842256, 16052820, 17123008, 18346080, 21403760, 25684512, 32105640, 36692160, 42807520, 51369024, 64211280, 85615040, 128422560, 256845120]

約数ペア:

[(1, 256845120), (2, 128422560), (3, 85615040), (4, 64211280), (5, 51369024), (6, 42807520), (7, 36692160), (8, 32105640), (10, 25684512), (12, 21403760), (14, 18346080), (15, 17123008), (16, 16052820), (20, 12842256), (21, 12230720), (24, 10701880), (28, 9173040), (30, 8561504), (32, 8026410), (35, 7338432), (37, 6941760), (40, 6421128), (42, 6115360), (48, 5350940), (56, 4586520), (60, 4280752), (64, 4013205), (70, 3669216), (74, 3470880), (80, 3210564), (84, 3057680), (96, 2675470), (105, 2446144), (111, 2313920), (112, 2293260), (120, 2140376), (140, 1834608), (148, 1735440), (160, 1605282), (168, 1528840), (185, 1388352), (192, 1337735), (210, 1223072), (222, 1156960), (224, 1146630), (240, 1070188), (259, 991680), (280, 917304), (296, 867720), (320, 802641), (336, 764420), (370, 694176), (420, 611536), (444, 578480), (448, 573315), (480, 535094), (518, 495840), (555, 462784), (560, 458652), (592, 433860), (672, 382210), (740, 347088), (777, 330560), (840, 305768), (888, 289240), (960, 267547), (1033, 248640), (1036, 247920), (1110, 231392), (1120, 229326), (1184, 216930), (1295, 198336), (1344, 191105), (1480, 173544), (1554, 165280), (1680, 152884), (1776, 144620), (2066, 124320), (2072, 123960), (2220, 115696), (2240, 114663), (2368, 108465), (2590, 99168), (2960, 86772), (3099, 82880), (3108, 82640), (3360, 76442), (3552, 72310), (3885, 66112), (4132, 62160), (4144, 61980), (4440, 57848), (5165, 49728), (5180, 49584), (5920, 43386), (6198, 41440), (6216, 41320), (6720, 38221), (7104, 36155), (7231, 35520), (7770, 33056), (8264, 31080), (8288, 30990), (8880, 28924), (10330, 24864), (10360, 24792), (11840, 21693), (12396, 20720), (12432, 20660), (14462, 17760), (15495, 16576), (15540, 16528)]