1520443620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{496877}}^1$

素因数の和:496909

約数の個数: 72

約数和(自身を含む): 4883316984

約数和(自身を除く): 3362873364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 496877, 993754, 1490631, 1987508, 2484385, 2981262, 4471893, 4968770, 5962524, 7453155, 8446909, 8943786, 9937540, 14906310, 16893818, 17887572, 22359465, 25340727, 29812620, 33787636, 42234545, 44718930, 50681454, 76022181, 84469090, 89437860, 101362908, 126703635, 152044362, 168938180, 253407270, 304088724, 380110905, 506814540, 760221810, 1520443620]

約数ペア:

[(1, 1520443620), (2, 760221810), (3, 506814540), (4, 380110905), (5, 304088724), (6, 253407270), (9, 168938180), (10, 152044362), (12, 126703635), (15, 101362908), (17, 89437860), (18, 84469090), (20, 76022181), (30, 50681454), (34, 44718930), (36, 42234545), (45, 33787636), (51, 29812620), (60, 25340727), (68, 22359465), (85, 17887572), (90, 16893818), (102, 14906310), (153, 9937540), (170, 8943786), (180, 8446909), (204, 7453155), (255, 5962524), (306, 4968770), (340, 4471893), (510, 2981262), (612, 2484385), (765, 1987508), (1020, 1490631), (1530, 993754), (3060, 496877)]