71680680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2192

約数の個数: 128

約数和(自身を含む): 246758400

約数和(自身を除く): 175077720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2141, 2232, 2790, 3348, 3720, 4185, 4282, 5580, 6423, 6696, 8370, 8564, 10705, 11160, 12846, 16740, 17128, 19269, 21410, 25692, 32115, 33480, 38538, 42820, 51384, 57807, 64230, 66371, 77076, 85640, 96345, 115614, 128460, 132742, 154152, 192690, 199113, 231228, 256920, 265484, 289035, 331855, 385380, 398226, 462456, 530968, 578070, 597339, 663710, 770760, 796452, 995565, 1156140, 1194678, 1327420, 1592904, 1792017, 1991130, 2312280, 2389356, 2654840, 2986695, 3584034, 3982260, 4778712, 5973390, 7168068, 7964520, 8960085, 11946780, 14336136, 17920170, 23893560, 35840340, 71680680]

約数ペア:

[(1, 71680680), (2, 35840340), (3, 23893560), (4, 17920170), (5, 14336136), (6, 11946780), (8, 8960085), (9, 7964520), (10, 7168068), (12, 5973390), (15, 4778712), (18, 3982260), (20, 3584034), (24, 2986695), (27, 2654840), (30, 2389356), (31, 2312280), (36, 1991130), (40, 1792017), (45, 1592904), (54, 1327420), (60, 1194678), (62, 1156140), (72, 995565), (90, 796452), (93, 770760), (108, 663710), (120, 597339), (124, 578070), (135, 530968), (155, 462456), (180, 398226), (186, 385380), (216, 331855), (248, 289035), (270, 265484), (279, 256920), (310, 231228), (360, 199113), (372, 192690), (465, 154152), (540, 132742), (558, 128460), (620, 115614), (744, 96345), (837, 85640), (930, 77076), (1080, 66371), (1116, 64230), (1240, 57807), (1395, 51384), (1674, 42820), (1860, 38538), (2141, 33480), (2232, 32115), (2790, 25692), (3348, 21410), (3720, 19269), (4185, 17128), (4282, 16740), (5580, 12846), (6423, 11160), (6696, 10705), (8370, 8564)]