77947740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33311}}^1$

素因数の和:33339

約数の個数: 72

約数和(自身を含む): 254636928

約数和(自身を除く): 176689188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 33311, 66622, 99933, 133244, 166555, 199866, 299799, 333110, 399732, 433043, 499665, 599598, 666220, 866086, 999330, 1199196, 1299129, 1498995, 1732172, 1998660, 2165215, 2598258, 2997990, 3897387, 4330430, 5196516, 5995980, 6495645, 7794774, 8660860, 12991290, 15589548, 19486935, 25982580, 38973870, 77947740]

約数ペア:

[(1, 77947740), (2, 38973870), (3, 25982580), (4, 19486935), (5, 15589548), (6, 12991290), (9, 8660860), (10, 7794774), (12, 6495645), (13, 5995980), (15, 5196516), (18, 4330430), (20, 3897387), (26, 2997990), (30, 2598258), (36, 2165215), (39, 1998660), (45, 1732172), (52, 1498995), (60, 1299129), (65, 1199196), (78, 999330), (90, 866086), (117, 666220), (130, 599598), (156, 499665), (180, 433043), (195, 399732), (234, 333110), (260, 299799), (390, 199866), (468, 166555), (585, 133244), (780, 99933), (1170, 66622), (2340, 33311)]