81713760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 273030912

約数和(自身を除く): 191317152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 43, 48, 60, 74, 80, 86, 96, 107, 111, 120, 129, 148, 160, 172, 185, 214, 215, 222, 240, 258, 296, 321, 344, 370, 428, 430, 444, 480, 516, 535, 555, 592, 642, 645, 688, 740, 856, 860, 888, 1032, 1070, 1110, 1184, 1284, 1290, 1376, 1480, 1591, 1605, 1712, 1720, 1776, 2064, 2140, 2220, 2568, 2580, 2960, 3182, 3210, 3424, 3440, 3552, 3959, 4128, 4280, 4440, 4601, 4773, 5136, 5160, 5920, 6364, 6420, 6880, 7918, 7955, 8560, 8880, 9202, 9546, 10272, 10320, 11877, 12728, 12840, 13803, 15836, 15910, 17120, 17760, 18404, 19092, 19795, 20640, 23005, 23754, 23865, 25456, 25680, 27606, 31672, 31820, 36808, 38184, 39590, 46010, 47508, 47730, 50912, 51360, 55212, 59385, 63344, 63640, 69015, 73616, 76368, 79180, 92020, 95016, 95460, 110424, 118770, 126688, 127280, 138030, 147232, 152736, 158360, 170237, 184040, 190032, 190920, 220848, 237540, 254560, 276060, 316720, 340474, 368080, 380064, 381840, 441696, 475080, 510711, 552120, 633440, 680948, 736160, 763680, 851185, 950160, 1021422, 1104240, 1361896, 1702370, 1900320, 2042844, 2208480, 2553555, 2723792, 3404740, 4085688, 5107110, 5447584, 6809480, 8171376, 10214220, 13618960, 16342752, 20428440, 27237920, 40856880, 81713760]

約数ペア:

[(1, 81713760), (2, 40856880), (3, 27237920), (4, 20428440), (5, 16342752), (6, 13618960), (8, 10214220), (10, 8171376), (12, 6809480), (15, 5447584), (16, 5107110), (20, 4085688), (24, 3404740), (30, 2723792), (32, 2553555), (37, 2208480), (40, 2042844), (43, 1900320), (48, 1702370), (60, 1361896), (74, 1104240), (80, 1021422), (86, 950160), (96, 851185), (107, 763680), (111, 736160), (120, 680948), (129, 633440), (148, 552120), (160, 510711), (172, 475080), (185, 441696), (214, 381840), (215, 380064), (222, 368080), (240, 340474), (258, 316720), (296, 276060), (321, 254560), (344, 237540), (370, 220848), (428, 190920), (430, 190032), (444, 184040), (480, 170237), (516, 158360), (535, 152736), (555, 147232), (592, 138030), (642, 127280), (645, 126688), (688, 118770), (740, 110424), (856, 95460), (860, 95016), (888, 92020), (1032, 79180), (1070, 76368), (1110, 73616), (1184, 69015), (1284, 63640), (1290, 63344), (1376, 59385), (1480, 55212), (1591, 51360), (1605, 50912), (1712, 47730), (1720, 47508), (1776, 46010), (2064, 39590), (2140, 38184), (2220, 36808), (2568, 31820), (2580, 31672), (2960, 27606), (3182, 25680), (3210, 25456), (3424, 23865), (3440, 23754), (3552, 23005), (3959, 20640), (4128, 19795), (4280, 19092), (4440, 18404), (4601, 17760), (4773, 17120), (5136, 15910), (5160, 15836), (5920, 13803), (6364, 12840), (6420, 12728), (6880, 11877), (7918, 10320), (7955, 10272), (8560, 9546), (8880, 9202)]