315805560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{947}}^1$

素因数の和:1365

約数の個数: 128

約数和(自身を含む): 1086635520

約数和(自身を除く): 770829960

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, 120, 140, 168, 210, 280, 397, 420, 794, 840, 947, 1191, 1588, 1894, 1985, 2382, 2779, 2841, 3176, 3788, 3970, 4735, 4764, 5558, 5682, 5955, 6629, 7576, 7940, 8337, 9470, 9528, 11116, 11364, 11910, 13258, 13895, 14205, 15880, 16674, 18940, 19887, 22232, 22728, 23820, 26516, 27790, 28410, 33145, 33348, 37880, 39774, 41685, 47640, 53032, 55580, 56820, 66290, 66696, 79548, 83370, 99435, 111160, 113640, 132580, 159096, 166740, 198870, 265160, 333480, 375959, 397740, 751918, 795480, 1127877, 1503836, 1879795, 2255754, 2631713, 3007672, 3759590, 4511508, 5263426, 5639385, 7519180, 7895139, 9023016, 10526852, 11278770, 13158565, 15038360, 15790278, 21053704, 22557540, 26317130, 31580556, 39475695, 45115080, 52634260, 63161112, 78951390, 105268520, 157902780, 315805560]

約数ペア:

[(1, 315805560), (2, 157902780), (3, 105268520), (4, 78951390), (5, 63161112), (6, 52634260), (7, 45115080), (8, 39475695), (10, 31580556), (12, 26317130), (14, 22557540), (15, 21053704), (20, 15790278), (21, 15038360), (24, 13158565), (28, 11278770), (30, 10526852), (35, 9023016), (40, 7895139), (42, 7519180), (56, 5639385), (60, 5263426), (70, 4511508), (84, 3759590), (105, 3007672), (120, 2631713), (140, 2255754), (168, 1879795), (210, 1503836), (280, 1127877), (397, 795480), (420, 751918), (794, 397740), (840, 375959), (947, 333480), (1191, 265160), (1588, 198870), (1894, 166740), (1985, 159096), (2382, 132580), (2779, 113640), (2841, 111160), (3176, 99435), (3788, 83370), (3970, 79548), (4735, 66696), (4764, 66290), (5558, 56820), (5682, 55580), (5955, 53032), (6629, 47640), (7576, 41685), (7940, 39774), (8337, 37880), (9470, 33348), (9528, 33145), (11116, 28410), (11364, 27790), (11910, 26516), (13258, 23820), (13895, 22728), (14205, 22232), (15880, 19887), (16674, 18940)]