21654133080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{66809}}^1$

素因数の和:66933

約数の個数: 128

約数和(自身を含む): 67633099200

約数和(自身を除く): 45978966120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 73, 74, 111, 120, 146, 148, 185, 219, 222, 292, 296, 365, 370, 438, 444, 555, 584, 730, 740, 876, 888, 1095, 1110, 1460, 1480, 1752, 2190, 2220, 2701, 2920, 4380, 4440, 5402, 8103, 8760, 10804, 13505, 16206, 21608, 27010, 32412, 40515, 54020, 64824, 66809, 81030, 108040, 133618, 162060, 200427, 267236, 324120, 334045, 400854, 534472, 668090, 801708, 1002135, 1336180, 1603416, 2004270, 2471933, 2672360, 4008540, 4877057, 4943866, 7415799, 8017080, 9754114, 9887732, 12359665, 14631171, 14831598, 19508228, 19775464, 24385285, 24719330, 29262342, 29663196, 37078995, 39016456, 48770570, 49438660, 58524684, 59326392, 73155855, 74157990, 97541140, 98877320, 117049368, 146311710, 148315980, 180451109, 195082280, 292623420, 296631960, 360902218, 541353327, 585246840, 721804436, 902255545, 1082706654, 1443608872, 1804511090, 2165413308, 2706766635, 3609022180, 4330826616, 5413533270, 7218044360, 10827066540, 21654133080]

約数ペア:

[(1, 21654133080), (2, 10827066540), (3, 7218044360), (4, 5413533270), (5, 4330826616), (6, 3609022180), (8, 2706766635), (10, 2165413308), (12, 1804511090), (15, 1443608872), (20, 1082706654), (24, 902255545), (30, 721804436), (37, 585246840), (40, 541353327), (60, 360902218), (73, 296631960), (74, 292623420), (111, 195082280), (120, 180451109), (146, 148315980), (148, 146311710), (185, 117049368), (219, 98877320), (222, 97541140), (292, 74157990), (296, 73155855), (365, 59326392), (370, 58524684), (438, 49438660), (444, 48770570), (555, 39016456), (584, 37078995), (730, 29663196), (740, 29262342), (876, 24719330), (888, 24385285), (1095, 19775464), (1110, 19508228), (1460, 14831598), (1480, 14631171), (1752, 12359665), (2190, 9887732), (2220, 9754114), (2701, 8017080), (2920, 7415799), (4380, 4943866), (4440, 4877057), (5402, 4008540), (8103, 2672360), (8760, 2471933), (10804, 2004270), (13505, 1603416), (16206, 1336180), (21608, 1002135), (27010, 801708), (32412, 668090), (40515, 534472), (54020, 400854), (64824, 334045), (66809, 324120), (81030, 267236), (108040, 200427), (133618, 162060)]