77717880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 280831320

約数和(自身を除く): 203113440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 83, 85, 90, 102, 108, 120, 135, 136, 153, 162, 166, 170, 180, 204, 216, 249, 255, 270, 289, 306, 324, 332, 340, 360, 405, 408, 415, 459, 498, 510, 540, 578, 612, 648, 664, 680, 747, 765, 810, 830, 867, 918, 996, 1020, 1080, 1156, 1224, 1245, 1377, 1411, 1445, 1494, 1530, 1620, 1660, 1734, 1836, 1992, 2040, 2241, 2295, 2312, 2490, 2601, 2754, 2822, 2890, 2988, 3060, 3240, 3320, 3468, 3672, 3735, 4233, 4335, 4482, 4590, 4980, 5202, 5508, 5644, 5780, 5976, 6120, 6723, 6885, 6936, 7055, 7470, 7803, 8466, 8670, 8964, 9180, 9960, 10404, 11016, 11205, 11288, 11560, 12699, 13005, 13446, 13770, 14110, 14940, 15606, 16932, 17340, 17928, 18360, 20808, 21165, 22410, 23409, 23987, 25398, 26010, 26892, 27540, 28220, 29880, 31212, 33615, 33864, 34680, 38097, 39015, 42330, 44820, 46818, 47974, 50796, 52020, 53784, 55080, 56440, 62424, 63495, 67230, 71961, 76194, 78030, 84660, 89640, 93636, 95948, 101592, 104040, 114291, 117045, 119935, 126990, 134460, 143922, 152388, 156060, 169320, 187272, 190485, 191896, 215883, 228582, 234090, 239870, 253980, 268920, 287844, 304776, 312120, 359805, 380970, 431766, 457164, 468180, 479740, 507960, 571455, 575688, 647649, 719610, 761940, 863532, 914328, 936360, 959480, 1079415, 1142910, 1295298, 1439220, 1523880, 1727064, 1942947, 2158830, 2285820, 2590596, 2878440, 3238245, 3885894, 4317660, 4571640, 5181192, 6476490, 7771788, 8635320, 9714735, 12952980, 15543576, 19429470, 25905960, 38858940, 77717880]

約数ペア:

[(1, 77717880), (2, 38858940), (3, 25905960), (4, 19429470), (5, 15543576), (6, 12952980), (8, 9714735), (9, 8635320), (10, 7771788), (12, 6476490), (15, 5181192), (17, 4571640), (18, 4317660), (20, 3885894), (24, 3238245), (27, 2878440), (30, 2590596), (34, 2285820), (36, 2158830), (40, 1942947), (45, 1727064), (51, 1523880), (54, 1439220), (60, 1295298), (68, 1142910), (72, 1079415), (81, 959480), (83, 936360), (85, 914328), (90, 863532), (102, 761940), (108, 719610), (120, 647649), (135, 575688), (136, 571455), (153, 507960), (162, 479740), (166, 468180), (170, 457164), (180, 431766), (204, 380970), (216, 359805), (249, 312120), (255, 304776), (270, 287844), (289, 268920), (306, 253980), (324, 239870), (332, 234090), (340, 228582), (360, 215883), (405, 191896), (408, 190485), (415, 187272), (459, 169320), (498, 156060), (510, 152388), (540, 143922), (578, 134460), (612, 126990), (648, 119935), (664, 117045), (680, 114291), (747, 104040), (765, 101592), (810, 95948), (830, 93636), (867, 89640), (918, 84660), (996, 78030), (1020, 76194), (1080, 71961), (1156, 67230), (1224, 63495), (1245, 62424), (1377, 56440), (1411, 55080), (1445, 53784), (1494, 52020), (1530, 50796), (1620, 47974), (1660, 46818), (1734, 44820), (1836, 42330), (1992, 39015), (2040, 38097), (2241, 34680), (2295, 33864), (2312, 33615), (2490, 31212), (2601, 29880), (2754, 28220), (2822, 27540), (2890, 26892), (2988, 26010), (3060, 25398), (3240, 23987), (3320, 23409), (3468, 22410), (3672, 21165), (3735, 20808), (4233, 18360), (4335, 17928), (4482, 17340), (4590, 16932), (4980, 15606), (5202, 14940), (5508, 14110), (5644, 13770), (5780, 13446), (5976, 13005), (6120, 12699), (6723, 11560), (6885, 11288), (6936, 11205), (7055, 11016), (7470, 10404), (7803, 9960), (8466, 9180), (8670, 8964)]