78355836

素因数分解:

$2^2\times 3^7\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 226890720

約数和(自身を除く): 148534884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 117, 156, 159, 162, 169, 212, 234, 243, 318, 324, 338, 351, 468, 477, 486, 507, 636, 676, 689, 702, 729, 954, 972, 1014, 1053, 1378, 1404, 1431, 1458, 1521, 1908, 2028, 2067, 2106, 2187, 2756, 2862, 2916, 3042, 3159, 4134, 4212, 4293, 4374, 4563, 5724, 6084, 6201, 6318, 8268, 8586, 8748, 8957, 9126, 9477, 12402, 12636, 12879, 13689, 17172, 17914, 18252, 18603, 18954, 24804, 25758, 26871, 27378, 28431, 35828, 37206, 37908, 38637, 41067, 51516, 53742, 54756, 55809, 56862, 74412, 77274, 80613, 82134, 107484, 111618, 113724, 115911, 123201, 154548, 161226, 164268, 167427, 223236, 231822, 241839, 246402, 322452, 334854, 369603, 463644, 483678, 492804, 502281, 669708, 725517, 739206, 967356, 1004562, 1451034, 1478412, 1506843, 2009124, 2176551, 2902068, 3013686, 4353102, 6027372, 6529653, 8706204, 13059306, 19588959, 26118612, 39177918, 78355836]

約数ペア:

[(1, 78355836), (2, 39177918), (3, 26118612), (4, 19588959), (6, 13059306), (9, 8706204), (12, 6529653), (13, 6027372), (18, 4353102), (26, 3013686), (27, 2902068), (36, 2176551), (39, 2009124), (52, 1506843), (53, 1478412), (54, 1451034), (78, 1004562), (81, 967356), (106, 739206), (108, 725517), (117, 669708), (156, 502281), (159, 492804), (162, 483678), (169, 463644), (212, 369603), (234, 334854), (243, 322452), (318, 246402), (324, 241839), (338, 231822), (351, 223236), (468, 167427), (477, 164268), (486, 161226), (507, 154548), (636, 123201), (676, 115911), (689, 113724), (702, 111618), (729, 107484), (954, 82134), (972, 80613), (1014, 77274), (1053, 74412), (1378, 56862), (1404, 55809), (1431, 54756), (1458, 53742), (1521, 51516), (1908, 41067), (2028, 38637), (2067, 37908), (2106, 37206), (2187, 35828), (2756, 28431), (2862, 27378), (2916, 26871), (3042, 25758), (3159, 24804), (4134, 18954), (4212, 18603), (4293, 18252), (4374, 17914), (4563, 17172), (5724, 13689), (6084, 12879), (6201, 12636), (6318, 12402), (8268, 9477), (8586, 9126), (8748, 8957)]