336435280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1049}}^1$

素因数の和:1292

約数の個数: 80

約数和(自身を含む): 828072000

約数和(自身を除く): 491636720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 211, 304, 380, 422, 760, 844, 1049, 1055, 1520, 1688, 2098, 2110, 3376, 4009, 4196, 4220, 5245, 8018, 8392, 8440, 10490, 16036, 16784, 16880, 19931, 20045, 20980, 32072, 39862, 40090, 41960, 64144, 79724, 80180, 83920, 99655, 159448, 160360, 199310, 221339, 318896, 320720, 398620, 442678, 797240, 885356, 1106695, 1594480, 1770712, 2213390, 3541424, 4205441, 4426780, 8410882, 8853560, 16821764, 17707120, 21027205, 33643528, 42054410, 67287056, 84108820, 168217640, 336435280]

約数ペア:

[(1, 336435280), (2, 168217640), (4, 84108820), (5, 67287056), (8, 42054410), (10, 33643528), (16, 21027205), (19, 17707120), (20, 16821764), (38, 8853560), (40, 8410882), (76, 4426780), (80, 4205441), (95, 3541424), (152, 2213390), (190, 1770712), (211, 1594480), (304, 1106695), (380, 885356), (422, 797240), (760, 442678), (844, 398620), (1049, 320720), (1055, 318896), (1520, 221339), (1688, 199310), (2098, 160360), (2110, 159448), (3376, 99655), (4009, 83920), (4196, 80180), (4220, 79724), (5245, 64144), (8018, 41960), (8392, 40090), (8440, 39862), (10490, 32072), (16036, 20980), (16784, 20045), (16880, 19931)]