27736940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 77220864

約数和(自身を除く): 49483924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 55, 62, 70, 77, 83, 98, 110, 124, 140, 154, 155, 166, 196, 217, 220, 245, 308, 310, 332, 341, 385, 415, 434, 490, 539, 581, 620, 682, 770, 830, 868, 913, 980, 1078, 1085, 1162, 1364, 1519, 1540, 1660, 1705, 1826, 2156, 2170, 2324, 2387, 2573, 2695, 2905, 3038, 3410, 3652, 4067, 4340, 4565, 4774, 5146, 5390, 5810, 6076, 6391, 6820, 7595, 8134, 9130, 9548, 10292, 10780, 11620, 11935, 12782, 12865, 15190, 16268, 16709, 18011, 18260, 20335, 23870, 25564, 25730, 28303, 30380, 31955, 33418, 36022, 40670, 44737, 47740, 51460, 56606, 63910, 66836, 72044, 81340, 83545, 89474, 90055, 113212, 126077, 127820, 141515, 167090, 178948, 180110, 198121, 223685, 252154, 283030, 334180, 360220, 396242, 447370, 504308, 566060, 630385, 792484, 894740, 990605, 1260770, 1386847, 1981210, 2521540, 2773694, 3962420, 5547388, 6934235, 13868470, 27736940]

約数ペア:

[(1, 27736940), (2, 13868470), (4, 6934235), (5, 5547388), (7, 3962420), (10, 2773694), (11, 2521540), (14, 1981210), (20, 1386847), (22, 1260770), (28, 990605), (31, 894740), (35, 792484), (44, 630385), (49, 566060), (55, 504308), (62, 447370), (70, 396242), (77, 360220), (83, 334180), (98, 283030), (110, 252154), (124, 223685), (140, 198121), (154, 180110), (155, 178948), (166, 167090), (196, 141515), (217, 127820), (220, 126077), (245, 113212), (308, 90055), (310, 89474), (332, 83545), (341, 81340), (385, 72044), (415, 66836), (434, 63910), (490, 56606), (539, 51460), (581, 47740), (620, 44737), (682, 40670), (770, 36022), (830, 33418), (868, 31955), (913, 30380), (980, 28303), (1078, 25730), (1085, 25564), (1162, 23870), (1364, 20335), (1519, 18260), (1540, 18011), (1660, 16709), (1705, 16268), (1826, 15190), (2156, 12865), (2170, 12782), (2324, 11935), (2387, 11620), (2573, 10780), (2695, 10292), (2905, 9548), (3038, 9130), (3410, 8134), (3652, 7595), (4067, 6820), (4340, 6391), (4565, 6076), (4774, 5810), (5146, 5390)]