87555160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 260029440

約数和(自身を除く): 172474280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 110, 124, 131, 140, 154, 155, 196, 217, 220, 245, 248, 262, 280, 308, 310, 341, 385, 392, 434, 440, 490, 524, 539, 616, 620, 655, 682, 770, 868, 917, 980, 1048, 1078, 1085, 1240, 1310, 1364, 1441, 1519, 1540, 1705, 1736, 1834, 1960, 2156, 2170, 2387, 2620, 2695, 2728, 2882, 3038, 3080, 3410, 3668, 4061, 4312, 4340, 4585, 4774, 5240, 5390, 5764, 6076, 6419, 6820, 7205, 7336, 7595, 8122, 8680, 9170, 9548, 10087, 10780, 11528, 11935, 12152, 12838, 13640, 14410, 15190, 16244, 16709, 18340, 19096, 20174, 20305, 21560, 23870, 25676, 28427, 28820, 30380, 32095, 32488, 33418, 36680, 40348, 40610, 44671, 47740, 50435, 51352, 56854, 57640, 60760, 64190, 66836, 70609, 80696, 81220, 83545, 89342, 95480, 100870, 113708, 128380, 133672, 141218, 142135, 162440, 167090, 178684, 198989, 201740, 223355, 227416, 256760, 282436, 284270, 312697, 334180, 353045, 357368, 397978, 403480, 446710, 564872, 568540, 625394, 668360, 706090, 795956, 893420, 994945, 1137080, 1250788, 1412180, 1563485, 1591912, 1786840, 1989890, 2188879, 2501576, 2824360, 3126970, 3979780, 4377758, 6253940, 7959560, 8755516, 10944395, 12507880, 17511032, 21888790, 43777580, 87555160]

約数ペア:

[(1, 87555160), (2, 43777580), (4, 21888790), (5, 17511032), (7, 12507880), (8, 10944395), (10, 8755516), (11, 7959560), (14, 6253940), (20, 4377758), (22, 3979780), (28, 3126970), (31, 2824360), (35, 2501576), (40, 2188879), (44, 1989890), (49, 1786840), (55, 1591912), (56, 1563485), (62, 1412180), (70, 1250788), (77, 1137080), (88, 994945), (98, 893420), (110, 795956), (124, 706090), (131, 668360), (140, 625394), (154, 568540), (155, 564872), (196, 446710), (217, 403480), (220, 397978), (245, 357368), (248, 353045), (262, 334180), (280, 312697), (308, 284270), (310, 282436), (341, 256760), (385, 227416), (392, 223355), (434, 201740), (440, 198989), (490, 178684), (524, 167090), (539, 162440), (616, 142135), (620, 141218), (655, 133672), (682, 128380), (770, 113708), (868, 100870), (917, 95480), (980, 89342), (1048, 83545), (1078, 81220), (1085, 80696), (1240, 70609), (1310, 66836), (1364, 64190), (1441, 60760), (1519, 57640), (1540, 56854), (1705, 51352), (1736, 50435), (1834, 47740), (1960, 44671), (2156, 40610), (2170, 40348), (2387, 36680), (2620, 33418), (2695, 32488), (2728, 32095), (2882, 30380), (3038, 28820), (3080, 28427), (3410, 25676), (3668, 23870), (4061, 21560), (4312, 20305), (4340, 20174), (4585, 19096), (4774, 18340), (5240, 16709), (5390, 16244), (5764, 15190), (6076, 14410), (6419, 13640), (6820, 12838), (7205, 12152), (7336, 11935), (7595, 11528), (8122, 10780), (8680, 10087), (9170, 9548)]