78356520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:496

約数の個数: 192

約数和(自身を含む): 284394240

約数和(自身を除く): 206037720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 47, 55, 60, 66, 72, 88, 90, 94, 99, 110, 120, 132, 141, 165, 180, 188, 198, 220, 235, 264, 282, 330, 360, 376, 396, 421, 423, 440, 470, 495, 517, 564, 660, 705, 792, 842, 846, 940, 990, 1034, 1128, 1263, 1320, 1410, 1551, 1684, 1692, 1880, 1980, 2068, 2105, 2115, 2526, 2585, 2820, 3102, 3368, 3384, 3789, 3960, 4136, 4210, 4230, 4631, 4653, 5052, 5170, 5640, 6204, 6315, 7578, 7755, 8420, 8460, 9262, 9306, 10104, 10340, 12408, 12630, 13893, 15156, 15510, 16840, 16920, 18524, 18612, 18945, 19787, 20680, 23155, 23265, 25260, 27786, 30312, 31020, 37048, 37224, 37890, 39574, 41679, 46310, 46530, 50520, 55572, 59361, 62040, 69465, 75780, 79148, 83358, 92620, 93060, 98935, 111144, 118722, 138930, 151560, 158296, 166716, 178083, 185240, 186120, 197870, 208395, 217657, 237444, 277860, 296805, 333432, 356166, 395740, 416790, 435314, 474888, 555720, 593610, 652971, 712332, 791480, 833580, 870628, 890415, 1088285, 1187220, 1305942, 1424664, 1667160, 1741256, 1780830, 1958913, 2176570, 2374440, 2611884, 3264855, 3561660, 3917826, 4353140, 5223768, 6529710, 7123320, 7835652, 8706280, 9794565, 13059420, 15671304, 19589130, 26118840, 39178260, 78356520]

約数ペア:

[(1, 78356520), (2, 39178260), (3, 26118840), (4, 19589130), (5, 15671304), (6, 13059420), (8, 9794565), (9, 8706280), (10, 7835652), (11, 7123320), (12, 6529710), (15, 5223768), (18, 4353140), (20, 3917826), (22, 3561660), (24, 3264855), (30, 2611884), (33, 2374440), (36, 2176570), (40, 1958913), (44, 1780830), (45, 1741256), (47, 1667160), (55, 1424664), (60, 1305942), (66, 1187220), (72, 1088285), (88, 890415), (90, 870628), (94, 833580), (99, 791480), (110, 712332), (120, 652971), (132, 593610), (141, 555720), (165, 474888), (180, 435314), (188, 416790), (198, 395740), (220, 356166), (235, 333432), (264, 296805), (282, 277860), (330, 237444), (360, 217657), (376, 208395), (396, 197870), (421, 186120), (423, 185240), (440, 178083), (470, 166716), (495, 158296), (517, 151560), (564, 138930), (660, 118722), (705, 111144), (792, 98935), (842, 93060), (846, 92620), (940, 83358), (990, 79148), (1034, 75780), (1128, 69465), (1263, 62040), (1320, 59361), (1410, 55572), (1551, 50520), (1684, 46530), (1692, 46310), (1880, 41679), (1980, 39574), (2068, 37890), (2105, 37224), (2115, 37048), (2526, 31020), (2585, 30312), (2820, 27786), (3102, 25260), (3368, 23265), (3384, 23155), (3789, 20680), (3960, 19787), (4136, 18945), (4210, 18612), (4230, 18524), (4631, 16920), (4653, 16840), (5052, 15510), (5170, 15156), (5640, 13893), (6204, 12630), (6315, 12408), (7578, 10340), (7755, 10104), (8420, 9306), (8460, 9262)]