42442720

素因数分解:

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

素因数の和:288

約数の個数: 96

約数和(自身を含む): 106444800

約数和(自身を除く): 64002080

約数列:

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

約数ペア:

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