256893000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:985

約数の個数: 256

約数和(自身を含む): 987517440

約数和(自身を除く): 730624440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 100, 104, 105, 120, 125, 130, 140, 150, 156, 168, 175, 182, 195, 200, 210, 250, 260, 273, 280, 300, 312, 325, 350, 364, 375, 390, 420, 455, 500, 520, 525, 546, 600, 650, 700, 728, 750, 780, 840, 875, 910, 941, 975, 1000, 1050, 1092, 1300, 1365, 1400, 1500, 1560, 1625, 1750, 1820, 1882, 1950, 2100, 2184, 2275, 2600, 2625, 2730, 2823, 3000, 3250, 3500, 3640, 3764, 3900, 4200, 4550, 4705, 4875, 5250, 5460, 5646, 6500, 6587, 6825, 7000, 7528, 7800, 9100, 9410, 9750, 10500, 10920, 11292, 11375, 12233, 13000, 13174, 13650, 14115, 18200, 18820, 19500, 19761, 21000, 22584, 22750, 23525, 24466, 26348, 27300, 28230, 32935, 34125, 36699, 37640, 39000, 39522, 45500, 47050, 48932, 52696, 54600, 56460, 61165, 65870, 68250, 70575, 73398, 79044, 85631, 91000, 94100, 97864, 98805, 112920, 117625, 122330, 131740, 136500, 141150, 146796, 158088, 164675, 171262, 183495, 188200, 197610, 235250, 244660, 256893, 263480, 273000, 282300, 293592, 305825, 329350, 342524, 352875, 366990, 395220, 428155, 470500, 489320, 494025, 513786, 564600, 611650, 658700, 685048, 705750, 733980, 790440, 823375, 856310, 917475, 941000, 988050, 1027572, 1223300, 1284465, 1317400, 1411500, 1467960, 1529125, 1646750, 1712620, 1834950, 1976100, 2055144, 2140775, 2446600, 2470125, 2568930, 2823000, 3058250, 3293500, 3425240, 3669900, 3952200, 4281550, 4587375, 4940250, 5137860, 6116500, 6422325, 6587000, 7339800, 8563100, 9174750, 9880500, 10275720, 10703875, 12233000, 12844650, 17126200, 18349500, 19761000, 21407750, 25689300, 32111625, 36699000, 42815500, 51378600, 64223250, 85631000, 128446500, 256893000]

約数ペア:

[(1, 256893000), (2, 128446500), (3, 85631000), (4, 64223250), (5, 51378600), (6, 42815500), (7, 36699000), (8, 32111625), (10, 25689300), (12, 21407750), (13, 19761000), (14, 18349500), (15, 17126200), (20, 12844650), (21, 12233000), (24, 10703875), (25, 10275720), (26, 9880500), (28, 9174750), (30, 8563100), (35, 7339800), (39, 6587000), (40, 6422325), (42, 6116500), (50, 5137860), (52, 4940250), (56, 4587375), (60, 4281550), (65, 3952200), (70, 3669900), (75, 3425240), (78, 3293500), (84, 3058250), (91, 2823000), (100, 2568930), (104, 2470125), (105, 2446600), (120, 2140775), (125, 2055144), (130, 1976100), (140, 1834950), (150, 1712620), (156, 1646750), (168, 1529125), (175, 1467960), (182, 1411500), (195, 1317400), (200, 1284465), (210, 1223300), (250, 1027572), (260, 988050), (273, 941000), (280, 917475), (300, 856310), (312, 823375), (325, 790440), (350, 733980), (364, 705750), (375, 685048), (390, 658700), (420, 611650), (455, 564600), (500, 513786), (520, 494025), (525, 489320), (546, 470500), (600, 428155), (650, 395220), (700, 366990), (728, 352875), (750, 342524), (780, 329350), (840, 305825), (875, 293592), (910, 282300), (941, 273000), (975, 263480), (1000, 256893), (1050, 244660), (1092, 235250), (1300, 197610), (1365, 188200), (1400, 183495), (1500, 171262), (1560, 164675), (1625, 158088), (1750, 146796), (1820, 141150), (1882, 136500), (1950, 131740), (2100, 122330), (2184, 117625), (2275, 112920), (2600, 98805), (2625, 97864), (2730, 94100), (2823, 91000), (3000, 85631), (3250, 79044), (3500, 73398), (3640, 70575), (3764, 68250), (3900, 65870), (4200, 61165), (4550, 56460), (4705, 54600), (4875, 52696), (5250, 48932), (5460, 47050), (5646, 45500), (6500, 39522), (6587, 39000), (6825, 37640), (7000, 36699), (7528, 34125), (7800, 32935), (9100, 28230), (9410, 27300), (9750, 26348), (10500, 24466), (10920, 23525), (11292, 22750), (11375, 22584), (12233, 21000), (13000, 19761), (13174, 19500), (13650, 18820), (14115, 18200)]