80465760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 288

約数和(自身を含む): 307812960

約数和(自身を除く): 227347200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 96, 102, 114, 120, 136, 144, 152, 153, 160, 170, 171, 173, 180, 190, 204, 228, 240, 255, 272, 285, 288, 304, 306, 323, 340, 342, 346, 360, 380, 408, 456, 480, 510, 519, 544, 570, 608, 612, 646, 680, 684, 692, 720, 760, 765, 816, 855, 865, 912, 969, 1020, 1038, 1140, 1224, 1292, 1360, 1368, 1384, 1440, 1520, 1530, 1557, 1615, 1632, 1710, 1730, 1824, 1938, 2040, 2076, 2280, 2448, 2584, 2595, 2720, 2736, 2768, 2907, 2941, 3040, 3060, 3114, 3230, 3287, 3420, 3460, 3876, 4080, 4152, 4560, 4845, 4896, 5168, 5190, 5472, 5536, 5814, 5882, 6120, 6228, 6460, 6574, 6840, 6920, 7752, 7785, 8160, 8304, 8823, 9120, 9690, 9861, 10336, 10380, 11628, 11764, 12240, 12456, 12920, 13148, 13680, 13840, 14535, 14705, 15504, 15570, 16435, 16608, 17646, 19380, 19722, 20760, 23256, 23528, 24480, 24912, 25840, 26296, 26469, 27360, 27680, 29070, 29410, 29583, 31008, 31140, 32870, 35292, 38760, 39444, 41520, 44115, 46512, 47056, 49305, 49824, 51680, 52592, 52938, 55879, 58140, 58820, 59166, 62280, 65740, 70584, 77520, 78888, 83040, 88230, 93024, 94112, 98610, 105184, 105876, 111758, 116280, 117640, 118332, 124560, 131480, 132345, 141168, 147915, 155040, 157776, 167637, 176460, 197220, 211752, 223516, 232560, 235280, 236664, 249120, 262960, 264690, 279395, 282336, 295830, 315552, 335274, 352920, 394440, 423504, 447032, 465120, 470560, 473328, 502911, 525920, 529380, 558790, 591660, 670548, 705840, 788880, 838185, 847008, 894064, 946656, 1005822, 1058760, 1117580, 1183320, 1341096, 1411680, 1577760, 1676370, 1788128, 2011644, 2117520, 2235160, 2366640, 2514555, 2682192, 3352740, 4023288, 4235040, 4470320, 4733280, 5029110, 5364384, 6705480, 8046576, 8940640, 10058220, 13410960, 16093152, 20116440, 26821920, 40232880, 80465760]

約数ペア:

[(1, 80465760), (2, 40232880), (3, 26821920), (4, 20116440), (5, 16093152), (6, 13410960), (8, 10058220), (9, 8940640), (10, 8046576), (12, 6705480), (15, 5364384), (16, 5029110), (17, 4733280), (18, 4470320), (19, 4235040), (20, 4023288), (24, 3352740), (30, 2682192), (32, 2514555), (34, 2366640), (36, 2235160), (38, 2117520), (40, 2011644), (45, 1788128), (48, 1676370), (51, 1577760), (57, 1411680), (60, 1341096), (68, 1183320), (72, 1117580), (76, 1058760), (80, 1005822), (85, 946656), (90, 894064), (95, 847008), (96, 838185), (102, 788880), (114, 705840), (120, 670548), (136, 591660), (144, 558790), (152, 529380), (153, 525920), (160, 502911), (170, 473328), (171, 470560), (173, 465120), (180, 447032), (190, 423504), (204, 394440), (228, 352920), (240, 335274), (255, 315552), (272, 295830), (285, 282336), (288, 279395), (304, 264690), (306, 262960), (323, 249120), (340, 236664), (342, 235280), (346, 232560), (360, 223516), (380, 211752), (408, 197220), (456, 176460), (480, 167637), (510, 157776), (519, 155040), (544, 147915), (570, 141168), (608, 132345), (612, 131480), (646, 124560), (680, 118332), (684, 117640), (692, 116280), (720, 111758), (760, 105876), (765, 105184), (816, 98610), (855, 94112), (865, 93024), (912, 88230), (969, 83040), (1020, 78888), (1038, 77520), (1140, 70584), (1224, 65740), (1292, 62280), (1360, 59166), (1368, 58820), (1384, 58140), (1440, 55879), (1520, 52938), (1530, 52592), (1557, 51680), (1615, 49824), (1632, 49305), (1710, 47056), (1730, 46512), (1824, 44115), (1938, 41520), (2040, 39444), (2076, 38760), (2280, 35292), (2448, 32870), (2584, 31140), (2595, 31008), (2720, 29583), (2736, 29410), (2768, 29070), (2907, 27680), (2941, 27360), (3040, 26469), (3060, 26296), (3114, 25840), (3230, 24912), (3287, 24480), (3420, 23528), (3460, 23256), (3876, 20760), (4080, 19722), (4152, 19380), (4560, 17646), (4845, 16608), (4896, 16435), (5168, 15570), (5190, 15504), (5472, 14705), (5536, 14535), (5814, 13840), (5882, 13680), (6120, 13148), (6228, 12920), (6460, 12456), (6574, 12240), (6840, 11764), (6920, 11628), (7752, 10380), (7785, 10336), (8160, 9861), (8304, 9690), (8823, 9120)]