15691478740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{432749}}^1$

素因数の和:432809

約数の個数: 72

約数和(自身を含む): 39368133000

約数和(自身を除く): 23676654260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2590, 3626, 5180, 7252, 9065, 18130, 36260, 432749, 865498, 1730996, 2163745, 3029243, 4327490, 6058486, 8654980, 12116972, 15146215, 16011713, 21204701, 30292430, 32023426, 42409402, 60584860, 64046852, 80058565, 84818804, 106023505, 112081991, 160117130, 212047010, 224163982, 320234260, 424094020, 448327964, 560409955, 784573937, 1120819910, 1569147874, 2241639820, 3138295748, 3922869685, 7845739370, 15691478740]

約数ペア:

[(1, 15691478740), (2, 7845739370), (4, 3922869685), (5, 3138295748), (7, 2241639820), (10, 1569147874), (14, 1120819910), (20, 784573937), (28, 560409955), (35, 448327964), (37, 424094020), (49, 320234260), (70, 224163982), (74, 212047010), (98, 160117130), (140, 112081991), (148, 106023505), (185, 84818804), (196, 80058565), (245, 64046852), (259, 60584860), (370, 42409402), (490, 32023426), (518, 30292430), (740, 21204701), (980, 16011713), (1036, 15146215), (1295, 12116972), (1813, 8654980), (2590, 6058486), (3626, 4327490), (5180, 3029243), (7252, 2163745), (9065, 1730996), (18130, 865498), (36260, 432749)]