144648420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{719}}^1$

素因数の和:1217

約数の個数: 96

約数和(自身を含む): 464486400

約数和(自身を除く): 319837980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 479, 719, 958, 1437, 1438, 1916, 2157, 2395, 2874, 2876, 3353, 3595, 4314, 4790, 5033, 5748, 6706, 7185, 7190, 8628, 9580, 10059, 10066, 10785, 13412, 14370, 14380, 15099, 16765, 20118, 20132, 21570, 25165, 28740, 30198, 33530, 40236, 43140, 50295, 50330, 60396, 67060, 75495, 100590, 100660, 150990, 201180, 301980, 344401, 688802, 1033203, 1377604, 1722005, 2066406, 2410807, 3444010, 4132812, 4821614, 5166015, 6888020, 7232421, 9643228, 10332030, 12054035, 14464842, 20664060, 24108070, 28929684, 36162105, 48216140, 72324210, 144648420]

約数ペア:

[(1, 144648420), (2, 72324210), (3, 48216140), (4, 36162105), (5, 28929684), (6, 24108070), (7, 20664060), (10, 14464842), (12, 12054035), (14, 10332030), (15, 9643228), (20, 7232421), (21, 6888020), (28, 5166015), (30, 4821614), (35, 4132812), (42, 3444010), (60, 2410807), (70, 2066406), (84, 1722005), (105, 1377604), (140, 1033203), (210, 688802), (420, 344401), (479, 301980), (719, 201180), (958, 150990), (1437, 100660), (1438, 100590), (1916, 75495), (2157, 67060), (2395, 60396), (2874, 50330), (2876, 50295), (3353, 43140), (3595, 40236), (4314, 33530), (4790, 30198), (5033, 28740), (5748, 25165), (6706, 21570), (7185, 20132), (7190, 20118), (8628, 16765), (9580, 15099), (10059, 14380), (10066, 14370), (10785, 13412)]