319724360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1093}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 737268480

約数和(自身を除く): 417544120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 103, 142, 206, 284, 355, 412, 515, 568, 710, 824, 1030, 1093, 1420, 2060, 2186, 2840, 4120, 4372, 5465, 7313, 8744, 10930, 14626, 21860, 29252, 36565, 43720, 58504, 73130, 77603, 112579, 146260, 155206, 225158, 292520, 310412, 388015, 450316, 562895, 620824, 776030, 900632, 1125790, 1552060, 2251580, 3104120, 4503160, 7993109, 15986218, 31972436, 39965545, 63944872, 79931090, 159862180, 319724360]

約数ペア:

[(1, 319724360), (2, 159862180), (4, 79931090), (5, 63944872), (8, 39965545), (10, 31972436), (20, 15986218), (40, 7993109), (71, 4503160), (103, 3104120), (142, 2251580), (206, 1552060), (284, 1125790), (355, 900632), (412, 776030), (515, 620824), (568, 562895), (710, 450316), (824, 388015), (1030, 310412), (1093, 292520), (1420, 225158), (2060, 155206), (2186, 146260), (2840, 112579), (4120, 77603), (4372, 73130), (5465, 58504), (7313, 43720), (8744, 36565), (10930, 29252), (14626, 21860)]