87474520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 192

約数和(自身を含む): 254638080

約数和(自身を除く): 167163560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 40, 46, 47, 56, 68, 70, 85, 92, 94, 115, 119, 136, 140, 161, 170, 184, 188, 230, 235, 238, 280, 289, 322, 329, 340, 376, 391, 460, 470, 476, 578, 595, 644, 658, 680, 782, 799, 805, 920, 940, 952, 1081, 1156, 1190, 1288, 1316, 1445, 1564, 1598, 1610, 1645, 1880, 1955, 2023, 2162, 2312, 2380, 2632, 2737, 2890, 3128, 3196, 3220, 3290, 3910, 3995, 4046, 4324, 4760, 5405, 5474, 5593, 5780, 6392, 6440, 6580, 6647, 7567, 7820, 7990, 8092, 8648, 10115, 10810, 10948, 11186, 11560, 13160, 13294, 13583, 13685, 15134, 15640, 15980, 16184, 18377, 20230, 21620, 21896, 22372, 26588, 27166, 27370, 27965, 30268, 31960, 33235, 36754, 37835, 40460, 43240, 44744, 46529, 53176, 54332, 54740, 55930, 60536, 66470, 67915, 73508, 75670, 80920, 91885, 93058, 95081, 108664, 109480, 111860, 128639, 132940, 135830, 147016, 151340, 183770, 186116, 190162, 223720, 232645, 257278, 265880, 271660, 302680, 312409, 367540, 372232, 380324, 465290, 475405, 514556, 543320, 624818, 643195, 735080, 760648, 930580, 950810, 1029112, 1249636, 1286390, 1562045, 1861160, 1901620, 2186863, 2499272, 2572780, 3124090, 3803240, 4373726, 5145560, 6248180, 8747452, 10934315, 12496360, 17494904, 21868630, 43737260, 87474520]

約数ペア:

[(1, 87474520), (2, 43737260), (4, 21868630), (5, 17494904), (7, 12496360), (8, 10934315), (10, 8747452), (14, 6248180), (17, 5145560), (20, 4373726), (23, 3803240), (28, 3124090), (34, 2572780), (35, 2499272), (40, 2186863), (46, 1901620), (47, 1861160), (56, 1562045), (68, 1286390), (70, 1249636), (85, 1029112), (92, 950810), (94, 930580), (115, 760648), (119, 735080), (136, 643195), (140, 624818), (161, 543320), (170, 514556), (184, 475405), (188, 465290), (230, 380324), (235, 372232), (238, 367540), (280, 312409), (289, 302680), (322, 271660), (329, 265880), (340, 257278), (376, 232645), (391, 223720), (460, 190162), (470, 186116), (476, 183770), (578, 151340), (595, 147016), (644, 135830), (658, 132940), (680, 128639), (782, 111860), (799, 109480), (805, 108664), (920, 95081), (940, 93058), (952, 91885), (1081, 80920), (1156, 75670), (1190, 73508), (1288, 67915), (1316, 66470), (1445, 60536), (1564, 55930), (1598, 54740), (1610, 54332), (1645, 53176), (1880, 46529), (1955, 44744), (2023, 43240), (2162, 40460), (2312, 37835), (2380, 36754), (2632, 33235), (2737, 31960), (2890, 30268), (3128, 27965), (3196, 27370), (3220, 27166), (3290, 26588), (3910, 22372), (3995, 21896), (4046, 21620), (4324, 20230), (4760, 18377), (5405, 16184), (5474, 15980), (5593, 15640), (5780, 15134), (6392, 13685), (6440, 13583), (6580, 13294), (6647, 13160), (7567, 11560), (7820, 11186), (7990, 10948), (8092, 10810), (8648, 10115)]