19528920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3191}}^1$

素因数の和:3225

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 47694600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3191, 6120, 6382, 9573, 12764, 15955, 19146, 25528, 28719, 31910, 38292, 47865, 54247, 57438, 63820, 76584, 95730, 108494, 114876, 127640, 143595, 162741, 191460, 216988, 229752, 271235, 287190, 325482, 382920, 433976, 488223, 542470, 574380, 650964, 813705, 976446, 1084940, 1148760, 1301928, 1627410, 1952892, 2169880, 2441115, 3254820, 3905784, 4882230, 6509640, 9764460, 19528920]

約数ペア:

[(1, 19528920), (2, 9764460), (3, 6509640), (4, 4882230), (5, 3905784), (6, 3254820), (8, 2441115), (9, 2169880), (10, 1952892), (12, 1627410), (15, 1301928), (17, 1148760), (18, 1084940), (20, 976446), (24, 813705), (30, 650964), (34, 574380), (36, 542470), (40, 488223), (45, 433976), (51, 382920), (60, 325482), (68, 287190), (72, 271235), (85, 229752), (90, 216988), (102, 191460), (120, 162741), (136, 143595), (153, 127640), (170, 114876), (180, 108494), (204, 95730), (255, 76584), (306, 63820), (340, 57438), (360, 54247), (408, 47865), (510, 38292), (612, 31910), (680, 28719), (765, 25528), (1020, 19146), (1224, 15955), (1530, 12764), (2040, 9573), (3060, 6382), (3191, 6120)]