161555680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:369

約数の個数: 192

約数和(自身を含む): 469421568

約数和(自身を除く): 307865888

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 32, 40, 44, 46, 52, 55, 65, 80, 88, 92, 104, 110, 115, 130, 143, 160, 176, 184, 208, 220, 230, 253, 260, 286, 299, 307, 352, 368, 416, 440, 460, 506, 520, 572, 598, 614, 715, 736, 880, 920, 1012, 1040, 1144, 1196, 1228, 1265, 1430, 1495, 1535, 1760, 1840, 2024, 2080, 2288, 2392, 2456, 2530, 2860, 2990, 3070, 3289, 3377, 3680, 3991, 4048, 4576, 4784, 4912, 5060, 5720, 5980, 6140, 6578, 6754, 7061, 7982, 8096, 9568, 9824, 10120, 11440, 11960, 12280, 13156, 13508, 14122, 15964, 16445, 16885, 19955, 20240, 22880, 23920, 24560, 26312, 27016, 28244, 31928, 32890, 33770, 35305, 39910, 40480, 43901, 47840, 49120, 52624, 54032, 56488, 63856, 65780, 67540, 70610, 77671, 79820, 87802, 91793, 105248, 108064, 112976, 127712, 131560, 135080, 141220, 155342, 159640, 175604, 183586, 219505, 225952, 263120, 270160, 282440, 310684, 319280, 351208, 367172, 388355, 439010, 458965, 526240, 540320, 564880, 621368, 638560, 702416, 734344, 776710, 878020, 917930, 1009723, 1129760, 1242736, 1404832, 1468688, 1553420, 1756040, 1835860, 2019446, 2485472, 2937376, 3106840, 3512080, 3671720, 4038892, 5048615, 6213680, 7024160, 7343440, 8077784, 10097230, 12427360, 14686880, 16155568, 20194460, 32311136, 40388920, 80777840, 161555680]

約数ペア:

[(1, 161555680), (2, 80777840), (4, 40388920), (5, 32311136), (8, 20194460), (10, 16155568), (11, 14686880), (13, 12427360), (16, 10097230), (20, 8077784), (22, 7343440), (23, 7024160), (26, 6213680), (32, 5048615), (40, 4038892), (44, 3671720), (46, 3512080), (52, 3106840), (55, 2937376), (65, 2485472), (80, 2019446), (88, 1835860), (92, 1756040), (104, 1553420), (110, 1468688), (115, 1404832), (130, 1242736), (143, 1129760), (160, 1009723), (176, 917930), (184, 878020), (208, 776710), (220, 734344), (230, 702416), (253, 638560), (260, 621368), (286, 564880), (299, 540320), (307, 526240), (352, 458965), (368, 439010), (416, 388355), (440, 367172), (460, 351208), (506, 319280), (520, 310684), (572, 282440), (598, 270160), (614, 263120), (715, 225952), (736, 219505), (880, 183586), (920, 175604), (1012, 159640), (1040, 155342), (1144, 141220), (1196, 135080), (1228, 131560), (1265, 127712), (1430, 112976), (1495, 108064), (1535, 105248), (1760, 91793), (1840, 87802), (2024, 79820), (2080, 77671), (2288, 70610), (2392, 67540), (2456, 65780), (2530, 63856), (2860, 56488), (2990, 54032), (3070, 52624), (3289, 49120), (3377, 47840), (3680, 43901), (3991, 40480), (4048, 39910), (4576, 35305), (4784, 33770), (4912, 32890), (5060, 31928), (5720, 28244), (5980, 27016), (6140, 26312), (6578, 24560), (6754, 23920), (7061, 22880), (7982, 20240), (8096, 19955), (9568, 16885), (9824, 16445), (10120, 15964), (11440, 14122), (11960, 13508), (12280, 13156)]