2555968920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{10477}}^1$

素因数の和:10617

約数の個数: 128

約数和(自身を含む): 8147692800

約数和(自身を除く): 5591723880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 107, 114, 120, 152, 190, 214, 228, 285, 321, 380, 428, 456, 535, 570, 642, 760, 856, 1070, 1140, 1284, 1605, 2033, 2140, 2280, 2568, 3210, 4066, 4280, 6099, 6420, 8132, 10165, 10477, 12198, 12840, 16264, 20330, 20954, 24396, 30495, 31431, 40660, 41908, 48792, 52385, 60990, 62862, 81320, 83816, 104770, 121980, 125724, 157155, 199063, 209540, 243960, 251448, 314310, 398126, 419080, 597189, 628620, 796252, 995315, 1121039, 1194378, 1257240, 1592504, 1990630, 2242078, 2388756, 2985945, 3363117, 3981260, 4484156, 4777512, 5605195, 5971890, 6726234, 7962520, 8968312, 11210390, 11943780, 13452468, 16815585, 21299741, 22420780, 23887560, 26904936, 33631170, 42599482, 44841560, 63899223, 67262340, 85198964, 106498705, 127798446, 134524680, 170397928, 212997410, 255596892, 319496115, 425994820, 511193784, 638992230, 851989640, 1277984460, 2555968920]

約数ペア:

[(1, 2555968920), (2, 1277984460), (3, 851989640), (4, 638992230), (5, 511193784), (6, 425994820), (8, 319496115), (10, 255596892), (12, 212997410), (15, 170397928), (19, 134524680), (20, 127798446), (24, 106498705), (30, 85198964), (38, 67262340), (40, 63899223), (57, 44841560), (60, 42599482), (76, 33631170), (95, 26904936), (107, 23887560), (114, 22420780), (120, 21299741), (152, 16815585), (190, 13452468), (214, 11943780), (228, 11210390), (285, 8968312), (321, 7962520), (380, 6726234), (428, 5971890), (456, 5605195), (535, 4777512), (570, 4484156), (642, 3981260), (760, 3363117), (856, 2985945), (1070, 2388756), (1140, 2242078), (1284, 1990630), (1605, 1592504), (2033, 1257240), (2140, 1194378), (2280, 1121039), (2568, 995315), (3210, 796252), (4066, 628620), (4280, 597189), (6099, 419080), (6420, 398126), (8132, 314310), (10165, 251448), (10477, 243960), (12198, 209540), (12840, 199063), (16264, 157155), (20330, 125724), (20954, 121980), (24396, 104770), (30495, 83816), (31431, 81320), (40660, 62862), (41908, 60990), (48792, 52385)]