161286840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1$

素因数の和:295

約数の個数: 288

約数和(自身を含む): 621775440

約数和(自身を除く): 460488600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 169, 180, 195, 198, 220, 234, 241, 260, 264, 286, 312, 330, 338, 360, 390, 396, 429, 440, 468, 482, 495, 507, 520, 572, 585, 660, 676, 715, 723, 780, 792, 845, 858, 936, 964, 990, 1014, 1144, 1170, 1205, 1287, 1320, 1352, 1430, 1446, 1521, 1560, 1690, 1716, 1859, 1928, 1980, 2028, 2145, 2169, 2340, 2410, 2535, 2574, 2651, 2860, 2892, 3042, 3133, 3380, 3432, 3615, 3718, 3960, 4056, 4290, 4338, 4680, 4820, 5070, 5148, 5302, 5577, 5720, 5784, 6084, 6266, 6435, 6760, 7230, 7436, 7605, 7953, 8580, 8676, 9295, 9399, 9640, 10140, 10296, 10604, 10845, 11154, 12168, 12532, 12870, 13255, 14460, 14872, 15210, 15665, 15906, 16731, 17160, 17352, 18590, 18798, 20280, 21208, 21690, 22308, 23859, 25064, 25740, 26510, 27885, 28197, 28920, 30420, 31330, 31812, 33462, 34463, 37180, 37596, 39765, 40729, 43380, 44616, 46995, 47718, 51480, 53020, 55770, 56394, 60840, 62660, 63624, 66924, 68926, 74360, 75192, 79530, 81458, 83655, 86760, 93990, 95436, 103389, 106040, 111540, 112788, 119295, 122187, 125320, 133848, 137852, 140985, 159060, 162916, 167310, 172315, 187980, 190872, 203645, 206778, 223080, 225576, 238590, 244374, 275704, 281970, 310167, 318120, 325832, 334620, 344630, 366561, 375960, 407290, 413556, 448019, 477180, 488748, 516945, 563940, 610935, 620334, 669240, 689260, 733122, 814580, 827112, 896038, 954360, 977496, 1033890, 1127880, 1221870, 1240668, 1344057, 1378520, 1466244, 1550835, 1629160, 1792076, 1832805, 2067780, 2240095, 2443740, 2481336, 2688114, 2932488, 3101670, 3584152, 3665610, 4032171, 4135560, 4480190, 4887480, 5376228, 6203340, 6720285, 7331220, 8064342, 8960380, 10752456, 12406680, 13440570, 14662440, 16128684, 17920760, 20160855, 26881140, 32257368, 40321710, 53762280, 80643420, 161286840]

約数ペア:

[(1, 161286840), (2, 80643420), (3, 53762280), (4, 40321710), (5, 32257368), (6, 26881140), (8, 20160855), (9, 17920760), (10, 16128684), (11, 14662440), (12, 13440570), (13, 12406680), (15, 10752456), (18, 8960380), (20, 8064342), (22, 7331220), (24, 6720285), (26, 6203340), (30, 5376228), (33, 4887480), (36, 4480190), (39, 4135560), (40, 4032171), (44, 3665610), (45, 3584152), (52, 3101670), (55, 2932488), (60, 2688114), (65, 2481336), (66, 2443740), (72, 2240095), (78, 2067780), (88, 1832805), (90, 1792076), (99, 1629160), (104, 1550835), (110, 1466244), (117, 1378520), (120, 1344057), (130, 1240668), (132, 1221870), (143, 1127880), (156, 1033890), (165, 977496), (169, 954360), (180, 896038), (195, 827112), (198, 814580), (220, 733122), (234, 689260), (241, 669240), (260, 620334), (264, 610935), (286, 563940), (312, 516945), (330, 488748), (338, 477180), (360, 448019), (390, 413556), (396, 407290), (429, 375960), (440, 366561), (468, 344630), (482, 334620), (495, 325832), (507, 318120), (520, 310167), (572, 281970), (585, 275704), (660, 244374), (676, 238590), (715, 225576), (723, 223080), (780, 206778), (792, 203645), (845, 190872), (858, 187980), (936, 172315), (964, 167310), (990, 162916), (1014, 159060), (1144, 140985), (1170, 137852), (1205, 133848), (1287, 125320), (1320, 122187), (1352, 119295), (1430, 112788), (1446, 111540), (1521, 106040), (1560, 103389), (1690, 95436), (1716, 93990), (1859, 86760), (1928, 83655), (1980, 81458), (2028, 79530), (2145, 75192), (2169, 74360), (2340, 68926), (2410, 66924), (2535, 63624), (2574, 62660), (2651, 60840), (2860, 56394), (2892, 55770), (3042, 53020), (3133, 51480), (3380, 47718), (3432, 46995), (3615, 44616), (3718, 43380), (3960, 40729), (4056, 39765), (4290, 37596), (4338, 37180), (4680, 34463), (4820, 33462), (5070, 31812), (5148, 31330), (5302, 30420), (5577, 28920), (5720, 28197), (5784, 27885), (6084, 26510), (6266, 25740), (6435, 25064), (6760, 23859), (7230, 22308), (7436, 21690), (7605, 21208), (7953, 20280), (8580, 18798), (8676, 18590), (9295, 17352), (9399, 17160), (9640, 16731), (10140, 15906), (10296, 15665), (10604, 15210), (10845, 14872), (11154, 14460), (12168, 13255), (12532, 12870)]