72709260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 228882528

約数和(自身を除く): 156173268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 97, 124, 130, 155, 156, 186, 194, 195, 260, 291, 310, 372, 388, 390, 403, 465, 485, 582, 620, 780, 806, 930, 961, 970, 1164, 1209, 1261, 1455, 1612, 1860, 1922, 1940, 2015, 2418, 2522, 2883, 2910, 3007, 3783, 3844, 4030, 4805, 4836, 5044, 5766, 5820, 6014, 6045, 6305, 7566, 8060, 9021, 9610, 11532, 12028, 12090, 12493, 12610, 14415, 15035, 15132, 18042, 18915, 19220, 24180, 24986, 25220, 28830, 30070, 36084, 37479, 37830, 39091, 45105, 49972, 57660, 60140, 62465, 74958, 75660, 78182, 90210, 93217, 117273, 124930, 149916, 156364, 180420, 186434, 187395, 195455, 234546, 249860, 279651, 372868, 374790, 390910, 466085, 469092, 559302, 586365, 749580, 781820, 932170, 1118604, 1172730, 1211821, 1398255, 1864340, 2345460, 2423642, 2796510, 3635463, 4847284, 5593020, 6059105, 7270926, 12118210, 14541852, 18177315, 24236420, 36354630, 72709260]

約数ペア:

[(1, 72709260), (2, 36354630), (3, 24236420), (4, 18177315), (5, 14541852), (6, 12118210), (10, 7270926), (12, 6059105), (13, 5593020), (15, 4847284), (20, 3635463), (26, 2796510), (30, 2423642), (31, 2345460), (39, 1864340), (52, 1398255), (60, 1211821), (62, 1172730), (65, 1118604), (78, 932170), (93, 781820), (97, 749580), (124, 586365), (130, 559302), (155, 469092), (156, 466085), (186, 390910), (194, 374790), (195, 372868), (260, 279651), (291, 249860), (310, 234546), (372, 195455), (388, 187395), (390, 186434), (403, 180420), (465, 156364), (485, 149916), (582, 124930), (620, 117273), (780, 93217), (806, 90210), (930, 78182), (961, 75660), (970, 74958), (1164, 62465), (1209, 60140), (1261, 57660), (1455, 49972), (1612, 45105), (1860, 39091), (1922, 37830), (1940, 37479), (2015, 36084), (2418, 30070), (2522, 28830), (2883, 25220), (2910, 24986), (3007, 24180), (3783, 19220), (3844, 18915), (4030, 18042), (4805, 15132), (4836, 15035), (5044, 14415), (5766, 12610), (5820, 12493), (6014, 12090), (6045, 12028), (6305, 11532), (7566, 9610), (8060, 9021)]