80655480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 217942920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 27, 30, 34, 36, 40, 45, 46, 51, 54, 60, 68, 69, 72, 85, 90, 92, 102, 108, 115, 120, 135, 136, 138, 153, 170, 180, 184, 191, 204, 207, 216, 230, 255, 270, 276, 306, 340, 345, 360, 382, 391, 408, 414, 459, 460, 510, 540, 552, 573, 612, 621, 680, 690, 764, 765, 782, 828, 918, 920, 955, 1020, 1035, 1080, 1146, 1173, 1224, 1242, 1380, 1528, 1530, 1564, 1656, 1719, 1836, 1910, 1955, 2040, 2070, 2292, 2295, 2346, 2484, 2760, 2865, 3060, 3105, 3128, 3247, 3438, 3519, 3672, 3820, 3910, 4140, 4393, 4584, 4590, 4692, 4968, 5157, 5730, 5865, 6120, 6210, 6494, 6876, 7038, 7640, 7820, 8280, 8595, 8786, 9180, 9384, 9741, 10314, 10557, 11460, 11730, 12420, 12988, 13179, 13752, 14076, 15640, 16235, 17190, 17572, 17595, 18360, 19482, 20628, 21114, 21965, 22920, 23460, 24840, 25785, 25976, 26358, 28152, 29223, 32470, 34380, 35144, 35190, 38964, 39537, 41256, 42228, 43930, 46920, 48705, 51570, 52716, 52785, 58446, 64940, 65895, 68760, 70380, 74681, 77928, 79074, 84456, 87669, 87860, 97410, 103140, 105432, 105570, 116892, 118611, 129880, 131790, 140760, 146115, 149362, 158148, 175338, 175720, 194820, 197685, 206280, 211140, 224043, 233784, 237222, 263580, 292230, 298724, 316296, 350676, 373405, 389640, 395370, 422280, 438345, 448086, 474444, 527160, 584460, 593055, 597448, 672129, 701352, 746810, 790740, 876690, 896172, 948888, 1120215, 1168920, 1186110, 1344258, 1493620, 1581480, 1753380, 1792344, 2016387, 2240430, 2372220, 2688516, 2987240, 3360645, 3506760, 4032774, 4480860, 4744440, 5377032, 6721290, 8065548, 8961720, 10081935, 13442580, 16131096, 20163870, 26885160, 40327740, 80655480]

約数ペア:

[(1, 80655480), (2, 40327740), (3, 26885160), (4, 20163870), (5, 16131096), (6, 13442580), (8, 10081935), (9, 8961720), (10, 8065548), (12, 6721290), (15, 5377032), (17, 4744440), (18, 4480860), (20, 4032774), (23, 3506760), (24, 3360645), (27, 2987240), (30, 2688516), (34, 2372220), (36, 2240430), (40, 2016387), (45, 1792344), (46, 1753380), (51, 1581480), (54, 1493620), (60, 1344258), (68, 1186110), (69, 1168920), (72, 1120215), (85, 948888), (90, 896172), (92, 876690), (102, 790740), (108, 746810), (115, 701352), (120, 672129), (135, 597448), (136, 593055), (138, 584460), (153, 527160), (170, 474444), (180, 448086), (184, 438345), (191, 422280), (204, 395370), (207, 389640), (216, 373405), (230, 350676), (255, 316296), (270, 298724), (276, 292230), (306, 263580), (340, 237222), (345, 233784), (360, 224043), (382, 211140), (391, 206280), (408, 197685), (414, 194820), (459, 175720), (460, 175338), (510, 158148), (540, 149362), (552, 146115), (573, 140760), (612, 131790), (621, 129880), (680, 118611), (690, 116892), (764, 105570), (765, 105432), (782, 103140), (828, 97410), (918, 87860), (920, 87669), (955, 84456), (1020, 79074), (1035, 77928), (1080, 74681), (1146, 70380), (1173, 68760), (1224, 65895), (1242, 64940), (1380, 58446), (1528, 52785), (1530, 52716), (1564, 51570), (1656, 48705), (1719, 46920), (1836, 43930), (1910, 42228), (1955, 41256), (2040, 39537), (2070, 38964), (2292, 35190), (2295, 35144), (2346, 34380), (2484, 32470), (2760, 29223), (2865, 28152), (3060, 26358), (3105, 25976), (3128, 25785), (3247, 24840), (3438, 23460), (3519, 22920), (3672, 21965), (3820, 21114), (3910, 20628), (4140, 19482), (4393, 18360), (4584, 17595), (4590, 17572), (4692, 17190), (4968, 16235), (5157, 15640), (5730, 14076), (5865, 13752), (6120, 13179), (6210, 12988), (6494, 12420), (6876, 11730), (7038, 11460), (7640, 10557), (7820, 10314), (8280, 9741), (8595, 9384), (8786, 9180)]