72742460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 179071200

約数和(自身を除く): 106328740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 199, 245, 373, 398, 490, 746, 796, 980, 995, 1393, 1492, 1865, 1990, 2611, 2786, 3730, 3980, 5222, 5572, 6965, 7460, 9751, 10444, 13055, 13930, 18277, 19502, 26110, 27860, 36554, 39004, 48755, 52220, 73108, 74227, 91385, 97510, 148454, 182770, 195020, 296908, 365540, 371135, 519589, 742270, 1039178, 1484540, 2078356, 2597945, 3637123, 5195890, 7274246, 10391780, 14548492, 18185615, 36371230, 72742460]

約数ペア:

[(1, 72742460), (2, 36371230), (4, 18185615), (5, 14548492), (7, 10391780), (10, 7274246), (14, 5195890), (20, 3637123), (28, 2597945), (35, 2078356), (49, 1484540), (70, 1039178), (98, 742270), (140, 519589), (196, 371135), (199, 365540), (245, 296908), (373, 195020), (398, 182770), (490, 148454), (746, 97510), (796, 91385), (980, 74227), (995, 73108), (1393, 52220), (1492, 48755), (1865, 39004), (1990, 36554), (2611, 27860), (2786, 26110), (3730, 19502), (3980, 18277), (5222, 13930), (5572, 13055), (6965, 10444), (7460, 9751)]