7217210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 17926272

約数和(自身を除く): 10709062

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 49, 55, 65, 70, 77, 91, 98, 103, 110, 130, 143, 154, 182, 206, 245, 286, 385, 455, 490, 515, 539, 637, 715, 721, 770, 910, 1001, 1030, 1078, 1133, 1274, 1339, 1430, 1442, 2002, 2266, 2678, 2695, 3185, 3605, 5005, 5047, 5390, 5665, 6370, 6695, 7007, 7210, 7931, 9373, 10010, 10094, 11330, 13390, 14014, 14729, 15862, 18746, 25235, 29458, 35035, 39655, 46865, 50470, 55517, 65611, 70070, 73645, 79310, 93730, 103103, 111034, 131222, 147290, 206206, 277585, 328055, 515515, 555170, 656110, 721721, 1031030, 1443442, 3608605, 7217210]

約数ペア:

[(1, 7217210), (2, 3608605), (5, 1443442), (7, 1031030), (10, 721721), (11, 656110), (13, 555170), (14, 515515), (22, 328055), (26, 277585), (35, 206206), (49, 147290), (55, 131222), (65, 111034), (70, 103103), (77, 93730), (91, 79310), (98, 73645), (103, 70070), (110, 65611), (130, 55517), (143, 50470), (154, 46865), (182, 39655), (206, 35035), (245, 29458), (286, 25235), (385, 18746), (455, 15862), (490, 14729), (515, 14014), (539, 13390), (637, 11330), (715, 10094), (721, 10010), (770, 9373), (910, 7931), (1001, 7210), (1030, 7007), (1078, 6695), (1133, 6370), (1274, 5665), (1339, 5390), (1430, 5047), (1442, 5005), (2002, 3605), (2266, 3185), (2678, 2695)]