68889440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 191600640

約数和(自身を除く): 122711200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 32, 34, 38, 40, 43, 62, 68, 76, 80, 85, 86, 95, 124, 136, 152, 155, 160, 170, 172, 190, 215, 248, 272, 304, 310, 323, 340, 344, 380, 430, 496, 527, 544, 589, 608, 620, 646, 680, 688, 731, 760, 817, 860, 992, 1054, 1178, 1240, 1292, 1333, 1360, 1376, 1462, 1520, 1615, 1634, 1720, 2108, 2356, 2480, 2584, 2635, 2666, 2720, 2924, 2945, 3040, 3230, 3268, 3440, 3655, 4085, 4216, 4712, 4960, 5168, 5270, 5332, 5848, 5890, 6460, 6536, 6665, 6880, 7310, 8170, 8432, 9424, 10013, 10336, 10540, 10664, 11696, 11780, 12920, 13072, 13330, 13889, 14620, 16340, 16864, 18848, 20026, 21080, 21328, 22661, 23392, 23560, 25327, 25840, 26144, 26660, 27778, 29240, 32680, 40052, 42160, 42656, 45322, 47120, 50065, 50654, 51680, 53320, 55556, 58480, 65360, 69445, 80104, 84320, 90644, 94240, 100130, 101308, 106640, 111112, 113305, 116960, 126635, 130720, 138890, 160208, 181288, 200260, 202616, 213280, 222224, 226610, 253270, 277780, 320416, 362576, 400520, 405232, 430559, 444448, 453220, 506540, 555560, 725152, 801040, 810464, 861118, 906440, 1013080, 1111120, 1602080, 1722236, 1812880, 2026160, 2152795, 2222240, 3444472, 3625760, 4052320, 4305590, 6888944, 8611180, 13777888, 17222360, 34444720, 68889440]

約数ペア:

[(1, 68889440), (2, 34444720), (4, 17222360), (5, 13777888), (8, 8611180), (10, 6888944), (16, 4305590), (17, 4052320), (19, 3625760), (20, 3444472), (31, 2222240), (32, 2152795), (34, 2026160), (38, 1812880), (40, 1722236), (43, 1602080), (62, 1111120), (68, 1013080), (76, 906440), (80, 861118), (85, 810464), (86, 801040), (95, 725152), (124, 555560), (136, 506540), (152, 453220), (155, 444448), (160, 430559), (170, 405232), (172, 400520), (190, 362576), (215, 320416), (248, 277780), (272, 253270), (304, 226610), (310, 222224), (323, 213280), (340, 202616), (344, 200260), (380, 181288), (430, 160208), (496, 138890), (527, 130720), (544, 126635), (589, 116960), (608, 113305), (620, 111112), (646, 106640), (680, 101308), (688, 100130), (731, 94240), (760, 90644), (817, 84320), (860, 80104), (992, 69445), (1054, 65360), (1178, 58480), (1240, 55556), (1292, 53320), (1333, 51680), (1360, 50654), (1376, 50065), (1462, 47120), (1520, 45322), (1615, 42656), (1634, 42160), (1720, 40052), (2108, 32680), (2356, 29240), (2480, 27778), (2584, 26660), (2635, 26144), (2666, 25840), (2720, 25327), (2924, 23560), (2945, 23392), (3040, 22661), (3230, 21328), (3268, 21080), (3440, 20026), (3655, 18848), (4085, 16864), (4216, 16340), (4712, 14620), (4960, 13889), (5168, 13330), (5270, 13072), (5332, 12920), (5848, 11780), (5890, 11696), (6460, 10664), (6536, 10540), (6665, 10336), (6880, 10013), (7310, 9424), (8170, 8432)]