81723012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 232888320

約数和(自身を除く): 151165308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 151, 204, 238, 302, 357, 379, 453, 476, 604, 714, 758, 906, 1057, 1137, 1428, 1516, 1812, 2114, 2274, 2567, 2653, 3171, 4228, 4548, 5134, 5306, 6342, 6443, 7701, 7959, 10268, 10612, 12684, 12886, 15402, 15918, 17969, 19329, 25772, 30804, 31836, 35938, 38658, 45101, 53907, 57229, 71876, 77316, 90202, 107814, 114458, 135303, 171687, 180404, 215628, 228916, 270606, 343374, 400603, 541212, 686748, 801206, 972893, 1201809, 1602412, 1945786, 2403618, 2918679, 3891572, 4807236, 5837358, 6810251, 11674716, 13620502, 20430753, 27241004, 40861506, 81723012]

約数ペア:

[(1, 81723012), (2, 40861506), (3, 27241004), (4, 20430753), (6, 13620502), (7, 11674716), (12, 6810251), (14, 5837358), (17, 4807236), (21, 3891572), (28, 2918679), (34, 2403618), (42, 1945786), (51, 1602412), (68, 1201809), (84, 972893), (102, 801206), (119, 686748), (151, 541212), (204, 400603), (238, 343374), (302, 270606), (357, 228916), (379, 215628), (453, 180404), (476, 171687), (604, 135303), (714, 114458), (758, 107814), (906, 90202), (1057, 77316), (1137, 71876), (1428, 57229), (1516, 53907), (1812, 45101), (2114, 38658), (2274, 35938), (2567, 31836), (2653, 30804), (3171, 25772), (4228, 19329), (4548, 17969), (5134, 15918), (5306, 15402), (6342, 12886), (6443, 12684), (7701, 10612), (7959, 10268)]