2891481570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1657}}^1$

素因数の和:1977

約数の個数: 128

約数和(自身を含む): 8079367680

約数和(自身を除く): 5187886110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 281, 345, 414, 562, 621, 690, 843, 1035, 1242, 1405, 1657, 1686, 2070, 2529, 2810, 3105, 3314, 4215, 4971, 5058, 6210, 6463, 7587, 8285, 8430, 9942, 12645, 12926, 14913, 15174, 16570, 19389, 24855, 25290, 29826, 32315, 37935, 38111, 38778, 44739, 49710, 58167, 64630, 74565, 75870, 76222, 89478, 96945, 114333, 116334, 149130, 174501, 190555, 193890, 223695, 228666, 290835, 342999, 349002, 381110, 447390, 465617, 571665, 581670, 685998, 872505, 931234, 1028997, 1143330, 1396851, 1714995, 1745010, 2057994, 2328085, 2793702, 3429990, 4190553, 4656170, 5144985, 6984255, 8381106, 10289970, 10709191, 12571659, 13968510, 20952765, 21418382, 25143318, 32127573, 41905530, 53545955, 62858295, 64255146, 96382719, 107091910, 125716590, 160637865, 192765438, 289148157, 321275730, 481913595, 578296314, 963827190, 1445740785, 2891481570]

約数ペア:

[(1, 2891481570), (2, 1445740785), (3, 963827190), (5, 578296314), (6, 481913595), (9, 321275730), (10, 289148157), (15, 192765438), (18, 160637865), (23, 125716590), (27, 107091910), (30, 96382719), (45, 64255146), (46, 62858295), (54, 53545955), (69, 41905530), (90, 32127573), (115, 25143318), (135, 21418382), (138, 20952765), (207, 13968510), (230, 12571659), (270, 10709191), (281, 10289970), (345, 8381106), (414, 6984255), (562, 5144985), (621, 4656170), (690, 4190553), (843, 3429990), (1035, 2793702), (1242, 2328085), (1405, 2057994), (1657, 1745010), (1686, 1714995), (2070, 1396851), (2529, 1143330), (2810, 1028997), (3105, 931234), (3314, 872505), (4215, 685998), (4971, 581670), (5058, 571665), (6210, 465617), (6463, 447390), (7587, 381110), (8285, 349002), (8430, 342999), (9942, 290835), (12645, 228666), (12926, 223695), (14913, 193890), (15174, 190555), (16570, 174501), (19389, 149130), (24855, 116334), (25290, 114333), (29826, 96945), (32315, 89478), (37935, 76222), (38111, 75870), (38778, 74565), (44739, 64630), (49710, 58167)]