84885440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 112

約数和(自身を含む): 214579200

約数和(自身を除く): 129693760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 155, 160, 172, 199, 215, 248, 310, 320, 344, 398, 430, 496, 620, 688, 796, 860, 992, 995, 1240, 1333, 1376, 1592, 1720, 1984, 1990, 2480, 2666, 2752, 3184, 3440, 3980, 4960, 5332, 6169, 6368, 6665, 6880, 7960, 8557, 9920, 10664, 12338, 12736, 13330, 13760, 15920, 17114, 21328, 24676, 26660, 30845, 31840, 34228, 42656, 42785, 49352, 53320, 61690, 63680, 68456, 85312, 85570, 98704, 106640, 123380, 136912, 171140, 197408, 213280, 246760, 265267, 273824, 342280, 394816, 426560, 493520, 530534, 547648, 684560, 987040, 1061068, 1326335, 1369120, 1974080, 2122136, 2652670, 2738240, 4244272, 5305340, 8488544, 10610680, 16977088, 21221360, 42442720, 84885440]

約数ペア:

[(1, 84885440), (2, 42442720), (4, 21221360), (5, 16977088), (8, 10610680), (10, 8488544), (16, 5305340), (20, 4244272), (31, 2738240), (32, 2652670), (40, 2122136), (43, 1974080), (62, 1369120), (64, 1326335), (80, 1061068), (86, 987040), (124, 684560), (155, 547648), (160, 530534), (172, 493520), (199, 426560), (215, 394816), (248, 342280), (310, 273824), (320, 265267), (344, 246760), (398, 213280), (430, 197408), (496, 171140), (620, 136912), (688, 123380), (796, 106640), (860, 98704), (992, 85570), (995, 85312), (1240, 68456), (1333, 63680), (1376, 61690), (1592, 53320), (1720, 49352), (1984, 42785), (1990, 42656), (2480, 34228), (2666, 31840), (2752, 30845), (3184, 26660), (3440, 24676), (3980, 21328), (4960, 17114), (5332, 15920), (6169, 13760), (6368, 13330), (6665, 12736), (6880, 12338), (7960, 10664), (8557, 9920)]