71760780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{337}}^1$

素因数の和:385

約数の個数: 216

約数和(自身を含む): 270178272

約数和(自身を除く): 198417492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 169, 180, 182, 195, 210, 234, 252, 260, 273, 315, 337, 338, 364, 390, 420, 455, 468, 507, 546, 585, 630, 674, 676, 780, 819, 845, 910, 1011, 1014, 1092, 1170, 1183, 1260, 1348, 1365, 1521, 1638, 1685, 1690, 1820, 2022, 2028, 2340, 2359, 2366, 2535, 2730, 3033, 3042, 3276, 3370, 3380, 3549, 4044, 4095, 4381, 4718, 4732, 5055, 5070, 5460, 5915, 6066, 6084, 6740, 7077, 7098, 7605, 8190, 8762, 9436, 10110, 10140, 10647, 11795, 11830, 12132, 13143, 14154, 14196, 15165, 15210, 16380, 17524, 17745, 20220, 21231, 21294, 21905, 23590, 23660, 26286, 28308, 30330, 30420, 30667, 35385, 35490, 39429, 42462, 42588, 43810, 47180, 52572, 53235, 56953, 60660, 61334, 65715, 70770, 70980, 78858, 84924, 87620, 92001, 106155, 106470, 113906, 122668, 131430, 141540, 153335, 157716, 170859, 184002, 197145, 212310, 212940, 227812, 262860, 276003, 284765, 306670, 341718, 368004, 394290, 398671, 424620, 460005, 512577, 552006, 569530, 613340, 683436, 788580, 797342, 854295, 920010, 1025154, 1104012, 1139060, 1196013, 1380015, 1594684, 1708590, 1840020, 1993355, 2050308, 2392026, 2562885, 2760030, 3417180, 3588039, 3986710, 4784052, 5125770, 5520060, 5980065, 7176078, 7973420, 10251540, 11960130, 14352156, 17940195, 23920260, 35880390, 71760780]

約数ペア:

[(1, 71760780), (2, 35880390), (3, 23920260), (4, 17940195), (5, 14352156), (6, 11960130), (7, 10251540), (9, 7973420), (10, 7176078), (12, 5980065), (13, 5520060), (14, 5125770), (15, 4784052), (18, 3986710), (20, 3588039), (21, 3417180), (26, 2760030), (28, 2562885), (30, 2392026), (35, 2050308), (36, 1993355), (39, 1840020), (42, 1708590), (45, 1594684), (52, 1380015), (60, 1196013), (63, 1139060), (65, 1104012), (70, 1025154), (78, 920010), (84, 854295), (90, 797342), (91, 788580), (105, 683436), (117, 613340), (126, 569530), (130, 552006), (140, 512577), (156, 460005), (169, 424620), (180, 398671), (182, 394290), (195, 368004), (210, 341718), (234, 306670), (252, 284765), (260, 276003), (273, 262860), (315, 227812), (337, 212940), (338, 212310), (364, 197145), (390, 184002), (420, 170859), (455, 157716), (468, 153335), (507, 141540), (546, 131430), (585, 122668), (630, 113906), (674, 106470), (676, 106155), (780, 92001), (819, 87620), (845, 84924), (910, 78858), (1011, 70980), (1014, 70770), (1092, 65715), (1170, 61334), (1183, 60660), (1260, 56953), (1348, 53235), (1365, 52572), (1521, 47180), (1638, 43810), (1685, 42588), (1690, 42462), (1820, 39429), (2022, 35490), (2028, 35385), (2340, 30667), (2359, 30420), (2366, 30330), (2535, 28308), (2730, 26286), (3033, 23660), (3042, 23590), (3276, 21905), (3370, 21294), (3380, 21231), (3549, 20220), (4044, 17745), (4095, 17524), (4381, 16380), (4718, 15210), (4732, 15165), (5055, 14196), (5070, 14154), (5460, 13143), (5915, 12132), (6066, 11830), (6084, 11795), (6740, 10647), (7077, 10140), (7098, 10110), (7605, 9436), (8190, 8762)]