87471120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1993

約数の個数: 160

約数和(自身を含む): 313372800

約数和(自身を除く): 225901680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1496, 1870, 1949, 2040, 2244, 2640, 2805, 2992, 3740, 3898, 4080, 4488, 5610, 5847, 7480, 7796, 8976, 9745, 11220, 11694, 14960, 15592, 19490, 21439, 22440, 23388, 29235, 31184, 33133, 38980, 42878, 44880, 46776, 58470, 64317, 66266, 77960, 85756, 93552, 99399, 107195, 116940, 128634, 132532, 155920, 165665, 171512, 198798, 214390, 233880, 257268, 265064, 321585, 331330, 343024, 364463, 397596, 428780, 467760, 496995, 514536, 530128, 643170, 662660, 728926, 795192, 857560, 993990, 1029072, 1093389, 1286340, 1325320, 1457852, 1590384, 1715120, 1822315, 1987980, 2186778, 2572680, 2650640, 2915704, 3644630, 3975960, 4373556, 5145360, 5466945, 5831408, 7289260, 7951920, 8747112, 10933890, 14578520, 17494224, 21867780, 29157040, 43735560, 87471120]

約数ペア:

[(1, 87471120), (2, 43735560), (3, 29157040), (4, 21867780), (5, 17494224), (6, 14578520), (8, 10933890), (10, 8747112), (11, 7951920), (12, 7289260), (15, 5831408), (16, 5466945), (17, 5145360), (20, 4373556), (22, 3975960), (24, 3644630), (30, 2915704), (33, 2650640), (34, 2572680), (40, 2186778), (44, 1987980), (48, 1822315), (51, 1715120), (55, 1590384), (60, 1457852), (66, 1325320), (68, 1286340), (80, 1093389), (85, 1029072), (88, 993990), (102, 857560), (110, 795192), (120, 728926), (132, 662660), (136, 643170), (165, 530128), (170, 514536), (176, 496995), (187, 467760), (204, 428780), (220, 397596), (240, 364463), (255, 343024), (264, 331330), (272, 321585), (330, 265064), (340, 257268), (374, 233880), (408, 214390), (440, 198798), (510, 171512), (528, 165665), (561, 155920), (660, 132532), (680, 128634), (748, 116940), (816, 107195), (880, 99399), (935, 93552), (1020, 85756), (1122, 77960), (1320, 66266), (1360, 64317), (1496, 58470), (1870, 46776), (1949, 44880), (2040, 42878), (2244, 38980), (2640, 33133), (2805, 31184), (2992, 29235), (3740, 23388), (3898, 22440), (4080, 21439), (4488, 19490), (5610, 15592), (5847, 14960), (7480, 11694), (7796, 11220), (8976, 9745)]