991517520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:422

約数の個数: 320

約数和(自身を含む): 3760473600

約数和(自身を除く): 2768956080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 149, 168, 170, 204, 210, 233, 238, 240, 255, 272, 280, 298, 336, 340, 357, 408, 420, 447, 466, 476, 510, 560, 595, 596, 680, 699, 714, 745, 816, 840, 894, 932, 952, 1020, 1043, 1165, 1190, 1192, 1360, 1398, 1428, 1490, 1631, 1680, 1785, 1788, 1864, 1904, 2040, 2086, 2235, 2330, 2380, 2384, 2533, 2796, 2856, 2980, 3129, 3262, 3495, 3570, 3576, 3728, 3961, 4080, 4172, 4470, 4660, 4760, 4893, 5066, 5215, 5592, 5712, 5960, 6258, 6524, 6990, 7140, 7152, 7599, 7922, 8155, 8344, 8940, 9320, 9520, 9786, 10132, 10430, 11184, 11883, 11920, 12516, 12665, 13048, 13980, 14280, 15198, 15645, 15844, 16310, 16688, 17731, 17880, 18640, 19572, 19805, 20264, 20860, 23766, 24465, 25032, 25330, 26096, 27727, 27960, 28560, 30396, 31290, 31688, 32620, 34717, 35462, 35760, 37995, 39144, 39610, 40528, 41720, 47532, 48930, 50064, 50660, 53193, 55454, 55920, 59415, 60792, 62580, 63376, 65240, 69434, 70924, 75990, 78288, 79220, 83181, 83440, 88655, 95064, 97860, 101320, 104151, 106386, 110908, 118830, 121584, 125160, 130480, 138635, 138868, 141848, 151980, 158440, 166362, 173585, 177310, 190128, 195720, 202640, 208302, 212772, 221816, 237660, 243019, 250320, 265965, 277270, 277736, 283696, 303960, 316880, 332724, 347170, 354620, 391440, 415905, 416604, 425544, 443632, 475320, 486038, 520755, 531930, 554540, 555472, 590189, 607920, 665448, 694340, 709240, 729057, 831810, 833208, 851088, 950640, 972076, 1041510, 1063860, 1109080, 1180378, 1215095, 1330896, 1388680, 1418480, 1458114, 1663620, 1666416, 1770567, 1944152, 2083020, 2127720, 2218160, 2360756, 2430190, 2777360, 2916228, 2950945, 3327240, 3541134, 3645285, 3888304, 4131323, 4166040, 4255440, 4721512, 4860380, 5832456, 5901890, 6654480, 7082268, 7290570, 8262646, 8332080, 8852835, 9443024, 9720760, 11664912, 11803780, 12393969, 14164536, 14581140, 16525292, 17705670, 19441520, 20656615, 23607560, 24787938, 28329072, 29162280, 33050584, 35411340, 41313230, 47215120, 49575876, 58324560, 61969845, 66101168, 70822680, 82626460, 99151752, 123939690, 141645360, 165252920, 198303504, 247879380, 330505840, 495758760, 991517520]

約数ペア:

[(1, 991517520), (2, 495758760), (3, 330505840), (4, 247879380), (5, 198303504), (6, 165252920), (7, 141645360), (8, 123939690), (10, 99151752), (12, 82626460), (14, 70822680), (15, 66101168), (16, 61969845), (17, 58324560), (20, 49575876), (21, 47215120), (24, 41313230), (28, 35411340), (30, 33050584), (34, 29162280), (35, 28329072), (40, 24787938), (42, 23607560), (48, 20656615), (51, 19441520), (56, 17705670), (60, 16525292), (68, 14581140), (70, 14164536), (80, 12393969), (84, 11803780), (85, 11664912), (102, 9720760), (105, 9443024), (112, 8852835), (119, 8332080), (120, 8262646), (136, 7290570), (140, 7082268), (149, 6654480), (168, 5901890), (170, 5832456), (204, 4860380), (210, 4721512), (233, 4255440), (238, 4166040), (240, 4131323), (255, 3888304), (272, 3645285), (280, 3541134), (298, 3327240), (336, 2950945), (340, 2916228), (357, 2777360), (408, 2430190), (420, 2360756), (447, 2218160), (466, 2127720), (476, 2083020), (510, 1944152), (560, 1770567), (595, 1666416), (596, 1663620), (680, 1458114), (699, 1418480), (714, 1388680), (745, 1330896), (816, 1215095), (840, 1180378), (894, 1109080), (932, 1063860), (952, 1041510), (1020, 972076), (1043, 950640), (1165, 851088), (1190, 833208), (1192, 831810), (1360, 729057), (1398, 709240), (1428, 694340), (1490, 665448), (1631, 607920), (1680, 590189), (1785, 555472), (1788, 554540), (1864, 531930), (1904, 520755), (2040, 486038), (2086, 475320), (2235, 443632), (2330, 425544), (2380, 416604), (2384, 415905), (2533, 391440), (2796, 354620), (2856, 347170), (2980, 332724), (3129, 316880), (3262, 303960), (3495, 283696), (3570, 277736), (3576, 277270), (3728, 265965), (3961, 250320), (4080, 243019), (4172, 237660), (4470, 221816), (4660, 212772), (4760, 208302), (4893, 202640), (5066, 195720), (5215, 190128), (5592, 177310), (5712, 173585), (5960, 166362), (6258, 158440), (6524, 151980), (6990, 141848), (7140, 138868), (7152, 138635), (7599, 130480), (7922, 125160), (8155, 121584), (8344, 118830), (8940, 110908), (9320, 106386), (9520, 104151), (9786, 101320), (10132, 97860), (10430, 95064), (11184, 88655), (11883, 83440), (11920, 83181), (12516, 79220), (12665, 78288), (13048, 75990), (13980, 70924), (14280, 69434), (15198, 65240), (15645, 63376), (15844, 62580), (16310, 60792), (16688, 59415), (17731, 55920), (17880, 55454), (18640, 53193), (19572, 50660), (19805, 50064), (20264, 48930), (20860, 47532), (23766, 41720), (24465, 40528), (25032, 39610), (25330, 39144), (26096, 37995), (27727, 35760), (27960, 35462), (28560, 34717), (30396, 32620), (31290, 31688)]