80698320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 302927040

約数和(自身を除く): 222228720

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, 347, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 694, 720, 760, 765, 816, 855, 912, 969, 1020, 1041, 1140, 1224, 1292, 1360, 1368, 1388, 1520, 1530, 1615, 1710, 1735, 1938, 2040, 2082, 2280, 2448, 2584, 2736, 2776, 2907, 3060, 3123, 3230, 3420, 3470, 3876, 4080, 4164, 4560, 4845, 5168, 5205, 5552, 5814, 5899, 6120, 6246, 6460, 6593, 6840, 6940, 7752, 8328, 9690, 10410, 11628, 11798, 12240, 12492, 12920, 13186, 13680, 13880, 14535, 15504, 15615, 16656, 17697, 19380, 19779, 20820, 23256, 23596, 24984, 25840, 26372, 27760, 29070, 29495, 31230, 32965, 35394, 38760, 39558, 41640, 46512, 47192, 49968, 52744, 53091, 58140, 58990, 59337, 62460, 65930, 70788, 77520, 79116, 83280, 88485, 94384, 98895, 105488, 106182, 112081, 116280, 117980, 118674, 124920, 131860, 141576, 158232, 176970, 197790, 212364, 224162, 232560, 235960, 237348, 249840, 263720, 265455, 283152, 296685, 316464, 336243, 353940, 395580, 424728, 448324, 471920, 474696, 527440, 530910, 560405, 593370, 672486, 707880, 791160, 849456, 896648, 949392, 1008729, 1061820, 1120810, 1186740, 1344972, 1415760, 1582320, 1681215, 1793296, 2017458, 2123640, 2241620, 2373480, 2689944, 3362430, 4034916, 4247280, 4483240, 4746960, 5043645, 5379888, 6724860, 8069832, 8966480, 10087290, 13449720, 16139664, 20174580, 26899440, 40349160, 80698320]

約数ペア:

[(1, 80698320), (2, 40349160), (3, 26899440), (4, 20174580), (5, 16139664), (6, 13449720), (8, 10087290), (9, 8966480), (10, 8069832), (12, 6724860), (15, 5379888), (16, 5043645), (17, 4746960), (18, 4483240), (19, 4247280), (20, 4034916), (24, 3362430), (30, 2689944), (34, 2373480), (36, 2241620), (38, 2123640), (40, 2017458), (45, 1793296), (48, 1681215), (51, 1582320), (57, 1415760), (60, 1344972), (68, 1186740), (72, 1120810), (76, 1061820), (80, 1008729), (85, 949392), (90, 896648), (95, 849456), (102, 791160), (114, 707880), (120, 672486), (136, 593370), (144, 560405), (152, 530910), (153, 527440), (170, 474696), (171, 471920), (180, 448324), (190, 424728), (204, 395580), (228, 353940), (240, 336243), (255, 316464), (272, 296685), (285, 283152), (304, 265455), (306, 263720), (323, 249840), (340, 237348), (342, 235960), (347, 232560), (360, 224162), (380, 212364), (408, 197790), (456, 176970), (510, 158232), (570, 141576), (612, 131860), (646, 124920), (680, 118674), (684, 117980), (694, 116280), (720, 112081), (760, 106182), (765, 105488), (816, 98895), (855, 94384), (912, 88485), (969, 83280), (1020, 79116), (1041, 77520), (1140, 70788), (1224, 65930), (1292, 62460), (1360, 59337), (1368, 58990), (1388, 58140), (1520, 53091), (1530, 52744), (1615, 49968), (1710, 47192), (1735, 46512), (1938, 41640), (2040, 39558), (2082, 38760), (2280, 35394), (2448, 32965), (2584, 31230), (2736, 29495), (2776, 29070), (2907, 27760), (3060, 26372), (3123, 25840), (3230, 24984), (3420, 23596), (3470, 23256), (3876, 20820), (4080, 19779), (4164, 19380), (4560, 17697), (4845, 16656), (5168, 15615), (5205, 15504), (5552, 14535), (5814, 13880), (5899, 13680), (6120, 13186), (6246, 12920), (6460, 12492), (6593, 12240), (6840, 11798), (6940, 11628), (7752, 10410), (8328, 9690)]