871646580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{853}}^1$

素因数の和:1686

約数の個数: 144

約数和(自身を含む): 3028980864

約数和(自身を除く): 2157334284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 811, 853, 1260, 1622, 1706, 2433, 2559, 3244, 3412, 4055, 4265, 4866, 5118, 5677, 5971, 7299, 7677, 8110, 8530, 9732, 10236, 11354, 11942, 12165, 12795, 14598, 15354, 16220, 17031, 17060, 17913, 22708, 23884, 24330, 25590, 28385, 29196, 29855, 30708, 34062, 35826, 36495, 38385, 48660, 51093, 51180, 53739, 56770, 59710, 68124, 71652, 72990, 76770, 85155, 89565, 102186, 107478, 113540, 119420, 145980, 153540, 170310, 179130, 204372, 214956, 255465, 268695, 340620, 358260, 510930, 537390, 691783, 1021860, 1074780, 1383566, 2075349, 2767132, 3458915, 4150698, 4842481, 6226047, 6917830, 8301396, 9684962, 10376745, 12452094, 13835660, 14527443, 19369924, 20753490, 24212405, 24904188, 29054886, 31130235, 41506980, 43582329, 48424810, 58109772, 62260470, 72637215, 87164658, 96849620, 124520940, 145274430, 174329316, 217911645, 290548860, 435823290, 871646580]

約数ペア:

[(1, 871646580), (2, 435823290), (3, 290548860), (4, 217911645), (5, 174329316), (6, 145274430), (7, 124520940), (9, 96849620), (10, 87164658), (12, 72637215), (14, 62260470), (15, 58109772), (18, 48424810), (20, 43582329), (21, 41506980), (28, 31130235), (30, 29054886), (35, 24904188), (36, 24212405), (42, 20753490), (45, 19369924), (60, 14527443), (63, 13835660), (70, 12452094), (84, 10376745), (90, 9684962), (105, 8301396), (126, 6917830), (140, 6226047), (180, 4842481), (210, 4150698), (252, 3458915), (315, 2767132), (420, 2075349), (630, 1383566), (811, 1074780), (853, 1021860), (1260, 691783), (1622, 537390), (1706, 510930), (2433, 358260), (2559, 340620), (3244, 268695), (3412, 255465), (4055, 214956), (4265, 204372), (4866, 179130), (5118, 170310), (5677, 153540), (5971, 145980), (7299, 119420), (7677, 113540), (8110, 107478), (8530, 102186), (9732, 89565), (10236, 85155), (11354, 76770), (11942, 72990), (12165, 71652), (12795, 68124), (14598, 59710), (15354, 56770), (16220, 53739), (17031, 51180), (17060, 51093), (17913, 48660), (22708, 38385), (23884, 36495), (24330, 35826), (25590, 34062), (28385, 30708), (29196, 29855)]