87931480

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:91

約数の個数: 256

約数和(自身を含む): 272160000

約数和(自身を除く): 184228520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 29, 34, 35, 40, 49, 52, 56, 58, 65, 68, 70, 85, 91, 98, 104, 116, 119, 130, 136, 140, 145, 170, 182, 196, 203, 221, 232, 238, 245, 260, 280, 290, 340, 343, 364, 377, 392, 406, 442, 455, 476, 490, 493, 520, 580, 595, 637, 680, 686, 728, 754, 812, 833, 884, 910, 952, 980, 986, 1015, 1105, 1160, 1190, 1274, 1372, 1421, 1508, 1547, 1624, 1666, 1715, 1768, 1820, 1885, 1960, 1972, 2030, 2210, 2380, 2465, 2548, 2639, 2744, 2842, 3016, 3094, 3185, 3332, 3430, 3451, 3640, 3770, 3944, 4060, 4165, 4420, 4459, 4760, 4930, 5096, 5278, 5684, 5831, 6188, 6370, 6409, 6664, 6860, 6902, 7105, 7540, 7735, 8120, 8330, 8840, 8918, 9860, 9947, 10556, 10829, 11368, 11662, 12376, 12740, 12818, 13195, 13720, 13804, 14210, 15080, 15470, 16660, 17255, 17836, 18473, 19720, 19894, 21112, 21658, 22295, 23324, 24157, 25480, 25636, 26390, 27608, 28420, 29155, 30940, 32045, 33320, 34510, 35672, 36946, 39788, 43316, 44590, 44863, 46648, 48314, 49735, 51272, 52780, 54145, 56840, 58310, 61880, 64090, 69020, 73892, 75803, 79576, 86632, 89180, 89726, 92365, 96628, 99470, 105560, 108290, 116620, 120785, 128180, 129311, 138040, 147784, 151606, 169099, 178360, 179452, 184730, 193256, 198940, 216580, 224315, 233240, 241570, 256360, 258622, 303212, 314041, 338198, 358904, 369460, 379015, 397880, 433160, 448630, 483140, 517244, 606424, 628082, 646555, 676396, 738920, 758030, 845495, 897260, 966280, 1034488, 1256164, 1293110, 1352792, 1516060, 1570205, 1690990, 1794520, 2198287, 2512328, 2586220, 3032120, 3140410, 3381980, 4396574, 5172440, 6280820, 6763960, 8793148, 10991435, 12561640, 17586296, 21982870, 43965740, 87931480]

約数ペア:

[(1, 87931480), (2, 43965740), (4, 21982870), (5, 17586296), (7, 12561640), (8, 10991435), (10, 8793148), (13, 6763960), (14, 6280820), (17, 5172440), (20, 4396574), (26, 3381980), (28, 3140410), (29, 3032120), (34, 2586220), (35, 2512328), (40, 2198287), (49, 1794520), (52, 1690990), (56, 1570205), (58, 1516060), (65, 1352792), (68, 1293110), (70, 1256164), (85, 1034488), (91, 966280), (98, 897260), (104, 845495), (116, 758030), (119, 738920), (130, 676396), (136, 646555), (140, 628082), (145, 606424), (170, 517244), (182, 483140), (196, 448630), (203, 433160), (221, 397880), (232, 379015), (238, 369460), (245, 358904), (260, 338198), (280, 314041), (290, 303212), (340, 258622), (343, 256360), (364, 241570), (377, 233240), (392, 224315), (406, 216580), (442, 198940), (455, 193256), (476, 184730), (490, 179452), (493, 178360), (520, 169099), (580, 151606), (595, 147784), (637, 138040), (680, 129311), (686, 128180), (728, 120785), (754, 116620), (812, 108290), (833, 105560), (884, 99470), (910, 96628), (952, 92365), (980, 89726), (986, 89180), (1015, 86632), (1105, 79576), (1160, 75803), (1190, 73892), (1274, 69020), (1372, 64090), (1421, 61880), (1508, 58310), (1547, 56840), (1624, 54145), (1666, 52780), (1715, 51272), (1768, 49735), (1820, 48314), (1885, 46648), (1960, 44863), (1972, 44590), (2030, 43316), (2210, 39788), (2380, 36946), (2465, 35672), (2548, 34510), (2639, 33320), (2744, 32045), (2842, 30940), (3016, 29155), (3094, 28420), (3185, 27608), (3332, 26390), (3430, 25636), (3451, 25480), (3640, 24157), (3770, 23324), (3944, 22295), (4060, 21658), (4165, 21112), (4420, 19894), (4459, 19720), (4760, 18473), (4930, 17836), (5096, 17255), (5278, 16660), (5684, 15470), (5831, 15080), (6188, 14210), (6370, 13804), (6409, 13720), (6664, 13195), (6860, 12818), (6902, 12740), (7105, 12376), (7540, 11662), (7735, 11368), (8120, 10829), (8330, 10556), (8840, 9947), (8918, 9860)]