72667240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 168428160

約数和(自身を除く): 95760920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 151, 212, 227, 265, 302, 424, 454, 530, 604, 755, 908, 1060, 1135, 1208, 1510, 1816, 2120, 2270, 3020, 4540, 6040, 8003, 9080, 12031, 16006, 24062, 32012, 34277, 40015, 48124, 60155, 64024, 68554, 80030, 96248, 120310, 137108, 160060, 171385, 240620, 274216, 320120, 342770, 481240, 685540, 1371080, 1816681, 3633362, 7266724, 9083405, 14533448, 18166810, 36333620, 72667240]

約数ペア:

[(1, 72667240), (2, 36333620), (4, 18166810), (5, 14533448), (8, 9083405), (10, 7266724), (20, 3633362), (40, 1816681), (53, 1371080), (106, 685540), (151, 481240), (212, 342770), (227, 320120), (265, 274216), (302, 240620), (424, 171385), (454, 160060), (530, 137108), (604, 120310), (755, 96248), (908, 80030), (1060, 68554), (1135, 64024), (1208, 60155), (1510, 48124), (1816, 40015), (2120, 34277), (2270, 32012), (3020, 24062), (4540, 16006), (6040, 12031), (8003, 9080)]