215195520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 766713600

約数和(自身を除く): 551518080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 347, 380, 384, 408, 456, 480, 510, 544, 570, 608, 640, 646, 680, 694, 760, 816, 912, 960, 969, 1020, 1041, 1088, 1140, 1216, 1292, 1360, 1388, 1520, 1615, 1632, 1735, 1824, 1920, 1938, 2040, 2082, 2176, 2280, 2432, 2584, 2720, 2776, 3040, 3230, 3264, 3470, 3648, 3876, 4080, 4164, 4560, 4845, 5168, 5205, 5440, 5552, 5899, 6080, 6460, 6528, 6593, 6940, 7296, 7752, 8160, 8328, 9120, 9690, 10336, 10410, 10880, 11104, 11798, 12160, 12920, 13186, 13880, 15504, 16320, 16656, 17697, 18240, 19380, 19779, 20672, 20820, 22208, 23596, 25840, 26372, 27760, 29495, 31008, 32640, 32965, 33312, 35394, 36480, 38760, 39558, 41344, 41640, 44416, 47192, 51680, 52744, 55520, 58990, 62016, 65930, 66624, 70788, 77520, 79116, 83280, 88485, 94384, 98895, 103360, 105488, 111040, 112081, 117980, 124032, 131860, 133248, 141576, 155040, 158232, 166560, 176970, 188768, 197790, 206720, 210976, 222080, 224162, 235960, 263720, 283152, 310080, 316464, 333120, 336243, 353940, 377536, 395580, 421952, 448324, 471920, 527440, 560405, 566304, 620160, 632928, 666240, 672486, 707880, 755072, 791160, 843904, 896648, 943840, 1054880, 1120810, 1132608, 1265856, 1344972, 1415760, 1582320, 1681215, 1793296, 1887680, 2109760, 2241620, 2265216, 2531712, 2689944, 2831520, 3164640, 3362430, 3586592, 3775360, 4219520, 4483240, 5379888, 5663040, 6329280, 6724860, 7173184, 8966480, 10759776, 11326080, 12658560, 13449720, 14346368, 17932960, 21519552, 26899440, 35865920, 43039104, 53798880, 71731840, 107597760, 215195520]

約数ペア:

[(1, 215195520), (2, 107597760), (3, 71731840), (4, 53798880), (5, 43039104), (6, 35865920), (8, 26899440), (10, 21519552), (12, 17932960), (15, 14346368), (16, 13449720), (17, 12658560), (19, 11326080), (20, 10759776), (24, 8966480), (30, 7173184), (32, 6724860), (34, 6329280), (38, 5663040), (40, 5379888), (48, 4483240), (51, 4219520), (57, 3775360), (60, 3586592), (64, 3362430), (68, 3164640), (76, 2831520), (80, 2689944), (85, 2531712), (95, 2265216), (96, 2241620), (102, 2109760), (114, 1887680), (120, 1793296), (128, 1681215), (136, 1582320), (152, 1415760), (160, 1344972), (170, 1265856), (190, 1132608), (192, 1120810), (204, 1054880), (228, 943840), (240, 896648), (255, 843904), (272, 791160), (285, 755072), (304, 707880), (320, 672486), (323, 666240), (340, 632928), (347, 620160), (380, 566304), (384, 560405), (408, 527440), (456, 471920), (480, 448324), (510, 421952), (544, 395580), (570, 377536), (608, 353940), (640, 336243), (646, 333120), (680, 316464), (694, 310080), (760, 283152), (816, 263720), (912, 235960), (960, 224162), (969, 222080), (1020, 210976), (1041, 206720), (1088, 197790), (1140, 188768), (1216, 176970), (1292, 166560), (1360, 158232), (1388, 155040), (1520, 141576), (1615, 133248), (1632, 131860), (1735, 124032), (1824, 117980), (1920, 112081), (1938, 111040), (2040, 105488), (2082, 103360), (2176, 98895), (2280, 94384), (2432, 88485), (2584, 83280), (2720, 79116), (2776, 77520), (3040, 70788), (3230, 66624), (3264, 65930), (3470, 62016), (3648, 58990), (3876, 55520), (4080, 52744), (4164, 51680), (4560, 47192), (4845, 44416), (5168, 41640), (5205, 41344), (5440, 39558), (5552, 38760), (5899, 36480), (6080, 35394), (6460, 33312), (6528, 32965), (6593, 32640), (6940, 31008), (7296, 29495), (7752, 27760), (8160, 26372), (8328, 25840), (9120, 23596), (9690, 22208), (10336, 20820), (10410, 20672), (10880, 19779), (11104, 19380), (11798, 18240), (12160, 17697), (12920, 16656), (13186, 16320), (13880, 15504)]