171940440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1913}}^1$

素因数の和:2041

約数の個数: 128

約数和(自身を含む): 595330560

約数和(自身を除く): 423390120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 840, 856, 1070, 1284, 1498, 1605, 1913, 2140, 2247, 2568, 2996, 3210, 3745, 3826, 4280, 4494, 5739, 5992, 6420, 7490, 7652, 8988, 9565, 11235, 11478, 12840, 13391, 14980, 15304, 17976, 19130, 22470, 22956, 26782, 28695, 29960, 38260, 40173, 44940, 45912, 53564, 57390, 66955, 76520, 80346, 89880, 107128, 114780, 133910, 160692, 200865, 204691, 229560, 267820, 321384, 401730, 409382, 535640, 614073, 803460, 818764, 1023455, 1228146, 1432837, 1606920, 1637528, 2046910, 2456292, 2865674, 3070365, 4093820, 4298511, 4912584, 5731348, 6140730, 7164185, 8187640, 8597022, 11462696, 12281460, 14328370, 17194044, 21492555, 24562920, 28656740, 34388088, 42985110, 57313480, 85970220, 171940440]

約数ペア:

[(1, 171940440), (2, 85970220), (3, 57313480), (4, 42985110), (5, 34388088), (6, 28656740), (7, 24562920), (8, 21492555), (10, 17194044), (12, 14328370), (14, 12281460), (15, 11462696), (20, 8597022), (21, 8187640), (24, 7164185), (28, 6140730), (30, 5731348), (35, 4912584), (40, 4298511), (42, 4093820), (56, 3070365), (60, 2865674), (70, 2456292), (84, 2046910), (105, 1637528), (107, 1606920), (120, 1432837), (140, 1228146), (168, 1023455), (210, 818764), (214, 803460), (280, 614073), (321, 535640), (420, 409382), (428, 401730), (535, 321384), (642, 267820), (749, 229560), (840, 204691), (856, 200865), (1070, 160692), (1284, 133910), (1498, 114780), (1605, 107128), (1913, 89880), (2140, 80346), (2247, 76520), (2568, 66955), (2996, 57390), (3210, 53564), (3745, 45912), (3826, 44940), (4280, 40173), (4494, 38260), (5739, 29960), (5992, 28695), (6420, 26782), (7490, 22956), (7652, 22470), (8988, 19130), (9565, 17976), (11235, 15304), (11478, 14980), (12840, 13391)]