66895920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1$

素因数の和:1060

約数の個数: 240

約数和(自身を含む): 276773952

約数和(自身を除く): 209878032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1021, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2042, 2184, 2340, 2520, 2730, 3063, 3120, 3276, 3640, 4084, 4095, 4368, 4680, 5040, 5105, 5460, 6126, 6552, 7147, 7280, 8168, 8190, 9189, 9360, 10210, 10920, 12252, 13104, 13273, 14294, 15315, 16336, 16380, 18378, 20420, 21441, 21840, 24504, 26546, 28588, 30630, 32760, 35735, 36756, 39819, 40840, 42882, 45945, 49008, 53092, 57176, 61260, 64323, 65520, 66365, 71470, 73512, 79638, 81680, 85764, 91890, 92911, 106184, 107205, 114352, 119457, 122520, 128646, 132730, 142940, 147024, 159276, 171528, 183780, 185822, 199095, 212368, 214410, 238914, 245040, 257292, 265460, 278733, 285880, 318552, 321615, 343056, 367560, 371644, 398190, 428820, 464555, 477828, 514584, 530920, 557466, 571760, 597285, 637104, 643230, 735120, 743288, 796380, 836199, 857640, 929110, 955656, 1029168, 1061840, 1114932, 1194570, 1286460, 1393665, 1486576, 1592760, 1672398, 1715280, 1858220, 1911312, 2229864, 2389140, 2572920, 2787330, 3185520, 3344796, 3716440, 4180995, 4459728, 4778280, 5145840, 5574660, 6689592, 7432880, 8361990, 9556560, 11149320, 13379184, 16723980, 22298640, 33447960, 66895920]

約数ペア:

[(1, 66895920), (2, 33447960), (3, 22298640), (4, 16723980), (5, 13379184), (6, 11149320), (7, 9556560), (8, 8361990), (9, 7432880), (10, 6689592), (12, 5574660), (13, 5145840), (14, 4778280), (15, 4459728), (16, 4180995), (18, 3716440), (20, 3344796), (21, 3185520), (24, 2787330), (26, 2572920), (28, 2389140), (30, 2229864), (35, 1911312), (36, 1858220), (39, 1715280), (40, 1672398), (42, 1592760), (45, 1486576), (48, 1393665), (52, 1286460), (56, 1194570), (60, 1114932), (63, 1061840), (65, 1029168), (70, 955656), (72, 929110), (78, 857640), (80, 836199), (84, 796380), (90, 743288), (91, 735120), (104, 643230), (105, 637104), (112, 597285), (117, 571760), (120, 557466), (126, 530920), (130, 514584), (140, 477828), (144, 464555), (156, 428820), (168, 398190), (180, 371644), (182, 367560), (195, 343056), (208, 321615), (210, 318552), (234, 285880), (240, 278733), (252, 265460), (260, 257292), (273, 245040), (280, 238914), (312, 214410), (315, 212368), (336, 199095), (360, 185822), (364, 183780), (390, 171528), (420, 159276), (455, 147024), (468, 142940), (504, 132730), (520, 128646), (546, 122520), (560, 119457), (585, 114352), (624, 107205), (630, 106184), (720, 92911), (728, 91890), (780, 85764), (819, 81680), (840, 79638), (910, 73512), (936, 71470), (1008, 66365), (1021, 65520), (1040, 64323), (1092, 61260), (1170, 57176), (1260, 53092), (1365, 49008), (1456, 45945), (1560, 42882), (1638, 40840), (1680, 39819), (1820, 36756), (1872, 35735), (2042, 32760), (2184, 30630), (2340, 28588), (2520, 26546), (2730, 24504), (3063, 21840), (3120, 21441), (3276, 20420), (3640, 18378), (4084, 16380), (4095, 16336), (4368, 15315), (4680, 14294), (5040, 13273), (5105, 13104), (5460, 12252), (6126, 10920), (6552, 10210), (7147, 9360), (7280, 9189), (8168, 8190)]