20172952080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{86743}}^1$

素因数の和:86798

約数の個数: 240

約数和(自身を含む): 75508917120

約数和(自身を除く): 55335965040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 304, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 969, 1020, 1140, 1224, 1292, 1360, 1368, 1520, 1530, 1615, 1710, 1938, 2040, 2280, 2448, 2584, 2736, 2907, 3060, 3230, 3420, 3876, 4080, 4560, 4845, 5168, 5814, 6120, 6460, 6840, 7752, 9690, 11628, 12240, 12920, 13680, 14535, 15504, 19380, 23256, 25840, 29070, 38760, 46512, 58140, 77520, 86743, 116280, 173486, 232560, 260229, 346972, 433715, 520458, 693944, 780687, 867430, 1040916, 1301145, 1387888, 1474631, 1561374, 1648117, 1734860, 2081832, 2602290, 2949262, 3122748, 3296234, 3469720, 3903435, 4163664, 4423893, 4944351, 5204580, 5898524, 6245496, 6592468, 6939440, 7373155, 7806870, 8240585, 8847786, 9888702, 10409160, 11797048, 12490992, 13184936, 13271679, 14746310, 14833053, 15613740, 16481170, 17695572, 19777404, 20818320, 22119465, 23594096, 24721755, 26369872, 26543358, 28017989, 29492620, 29666106, 31227480, 32962340, 35391144, 39554808, 44238930, 49443510, 53086716, 56035978, 58985240, 59332212, 62454960, 65924680, 66358395, 70782288, 74165265, 79109616, 84053967, 88477860, 98887020, 106173432, 112071956, 117970480, 118664424, 131849360, 132716790, 140089945, 148330530, 168107934, 176955720, 197774040, 212346864, 224143912, 237328848, 252161901, 265433580, 280179890, 296661060, 336215868, 353911440, 395548080, 420269835, 448287824, 504323802, 530867160, 560359780, 593322120, 672431736, 840539670, 1008647604, 1061734320, 1120719560, 1186644240, 1260809505, 1344863472, 1681079340, 2017295208, 2241439120, 2521619010, 3362158680, 4034590416, 5043238020, 6724317360, 10086476040, 20172952080]

約数ペア:

[(1, 20172952080), (2, 10086476040), (3, 6724317360), (4, 5043238020), (5, 4034590416), (6, 3362158680), (8, 2521619010), (9, 2241439120), (10, 2017295208), (12, 1681079340), (15, 1344863472), (16, 1260809505), (17, 1186644240), (18, 1120719560), (19, 1061734320), (20, 1008647604), (24, 840539670), (30, 672431736), (34, 593322120), (36, 560359780), (38, 530867160), (40, 504323802), (45, 448287824), (48, 420269835), (51, 395548080), (57, 353911440), (60, 336215868), (68, 296661060), (72, 280179890), (76, 265433580), (80, 252161901), (85, 237328848), (90, 224143912), (95, 212346864), (102, 197774040), (114, 176955720), (120, 168107934), (136, 148330530), (144, 140089945), (152, 132716790), (153, 131849360), (170, 118664424), (171, 117970480), (180, 112071956), (190, 106173432), (204, 98887020), (228, 88477860), (240, 84053967), (255, 79109616), (272, 74165265), (285, 70782288), (304, 66358395), (306, 65924680), (323, 62454960), (340, 59332212), (342, 58985240), (360, 56035978), (380, 53086716), (408, 49443510), (456, 44238930), (510, 39554808), (570, 35391144), (612, 32962340), (646, 31227480), (680, 29666106), (684, 29492620), (720, 28017989), (760, 26543358), (765, 26369872), (816, 24721755), (855, 23594096), (912, 22119465), (969, 20818320), (1020, 19777404), (1140, 17695572), (1224, 16481170), (1292, 15613740), (1360, 14833053), (1368, 14746310), (1520, 13271679), (1530, 13184936), (1615, 12490992), (1710, 11797048), (1938, 10409160), (2040, 9888702), (2280, 8847786), (2448, 8240585), (2584, 7806870), (2736, 7373155), (2907, 6939440), (3060, 6592468), (3230, 6245496), (3420, 5898524), (3876, 5204580), (4080, 4944351), (4560, 4423893), (4845, 4163664), (5168, 3903435), (5814, 3469720), (6120, 3296234), (6460, 3122748), (6840, 2949262), (7752, 2602290), (9690, 2081832), (11628, 1734860), (12240, 1648117), (12920, 1561374), (13680, 1474631), (14535, 1387888), (15504, 1301145), (19380, 1040916), (23256, 867430), (25840, 780687), (29070, 693944), (38760, 520458), (46512, 433715), (58140, 346972), (77520, 260229), (86743, 232560), (116280, 173486)]