858993520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1811}}^1$

素因数の和:1860

約数の個数: 180

約数和(自身を含む): 2555039592

約数和(自身を除く): 1696046072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 176, 196, 220, 242, 245, 280, 308, 385, 392, 440, 484, 490, 539, 560, 605, 616, 770, 784, 847, 880, 968, 980, 1078, 1210, 1232, 1540, 1694, 1811, 1936, 1960, 2156, 2420, 2695, 3080, 3388, 3622, 3920, 4235, 4312, 4840, 5390, 5929, 6160, 6776, 7244, 8470, 8624, 9055, 9680, 10780, 11858, 12677, 13552, 14488, 16940, 18110, 19921, 21560, 23716, 25354, 28976, 29645, 33880, 36220, 39842, 43120, 47432, 50708, 59290, 63385, 67760, 72440, 79684, 88739, 94864, 99605, 101416, 118580, 126770, 139447, 144880, 159368, 177478, 199210, 202832, 219131, 237160, 253540, 278894, 318736, 354956, 398420, 438262, 443695, 474320, 507080, 557788, 697235, 709912, 796840, 876524, 887390, 976129, 1014160, 1095655, 1115576, 1394470, 1419824, 1533917, 1593680, 1753048, 1774780, 1952258, 2191310, 2231152, 2788940, 3067834, 3506096, 3549560, 3904516, 4382620, 4880645, 5577880, 6135668, 7099120, 7669585, 7809032, 8765240, 9761290, 10737419, 11155760, 12271336, 15339170, 15618064, 17530480, 19522580, 21474838, 24542672, 30678340, 39045160, 42949676, 53687095, 61356680, 78090320, 85899352, 107374190, 122713360, 171798704, 214748380, 429496760, 858993520]

約数ペア:

[(1, 858993520), (2, 429496760), (4, 214748380), (5, 171798704), (7, 122713360), (8, 107374190), (10, 85899352), (11, 78090320), (14, 61356680), (16, 53687095), (20, 42949676), (22, 39045160), (28, 30678340), (35, 24542672), (40, 21474838), (44, 19522580), (49, 17530480), (55, 15618064), (56, 15339170), (70, 12271336), (77, 11155760), (80, 10737419), (88, 9761290), (98, 8765240), (110, 7809032), (112, 7669585), (121, 7099120), (140, 6135668), (154, 5577880), (176, 4880645), (196, 4382620), (220, 3904516), (242, 3549560), (245, 3506096), (280, 3067834), (308, 2788940), (385, 2231152), (392, 2191310), (440, 1952258), (484, 1774780), (490, 1753048), (539, 1593680), (560, 1533917), (605, 1419824), (616, 1394470), (770, 1115576), (784, 1095655), (847, 1014160), (880, 976129), (968, 887390), (980, 876524), (1078, 796840), (1210, 709912), (1232, 697235), (1540, 557788), (1694, 507080), (1811, 474320), (1936, 443695), (1960, 438262), (2156, 398420), (2420, 354956), (2695, 318736), (3080, 278894), (3388, 253540), (3622, 237160), (3920, 219131), (4235, 202832), (4312, 199210), (4840, 177478), (5390, 159368), (5929, 144880), (6160, 139447), (6776, 126770), (7244, 118580), (8470, 101416), (8624, 99605), (9055, 94864), (9680, 88739), (10780, 79684), (11858, 72440), (12677, 67760), (13552, 63385), (14488, 59290), (16940, 50708), (18110, 47432), (19921, 43120), (21560, 39842), (23716, 36220), (25354, 33880), (28976, 29645)]