7948930920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{20177}}^1$

素因数の和:20272

約数の個数: 192

約数和(自身を含む): 28155574080

約数和(自身を除く): 20206643160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 67, 70, 84, 98, 105, 120, 134, 140, 147, 168, 196, 201, 210, 245, 268, 280, 294, 335, 392, 402, 420, 469, 490, 536, 588, 670, 735, 804, 840, 938, 980, 1005, 1176, 1340, 1407, 1470, 1608, 1876, 1960, 2010, 2345, 2680, 2814, 2940, 3283, 3752, 4020, 4690, 5628, 5880, 6566, 7035, 8040, 9380, 9849, 11256, 13132, 14070, 16415, 18760, 19698, 20177, 26264, 28140, 32830, 39396, 40354, 49245, 56280, 60531, 65660, 78792, 80708, 98490, 100885, 121062, 131320, 141239, 161416, 196980, 201770, 242124, 282478, 302655, 393960, 403540, 423717, 484248, 564956, 605310, 706195, 807080, 847434, 988673, 1129912, 1210620, 1351859, 1412390, 1694868, 1977346, 2118585, 2421240, 2703718, 2824780, 2966019, 3389736, 3954692, 4055577, 4237170, 4943365, 5407436, 5649560, 5932038, 6759295, 7909384, 8111154, 8474340, 9463013, 9886730, 10814872, 11864076, 13518590, 14830095, 16222308, 16948680, 18926026, 19773460, 20277885, 23728152, 27037180, 28389039, 29660190, 32444616, 37852052, 39546920, 40555770, 47315065, 54074360, 56778078, 59320380, 66241091, 75704104, 81111540, 94630130, 113556156, 118640760, 132482182, 141945195, 162223080, 189260260, 198723273, 227112312, 264964364, 283890390, 331205455, 378520520, 397446546, 529928728, 567780780, 662410910, 794893092, 993616365, 1135561560, 1324821820, 1589786184, 1987232730, 2649643640, 3974465460, 7948930920]

約数ペア:

[(1, 7948930920), (2, 3974465460), (3, 2649643640), (4, 1987232730), (5, 1589786184), (6, 1324821820), (7, 1135561560), (8, 993616365), (10, 794893092), (12, 662410910), (14, 567780780), (15, 529928728), (20, 397446546), (21, 378520520), (24, 331205455), (28, 283890390), (30, 264964364), (35, 227112312), (40, 198723273), (42, 189260260), (49, 162223080), (56, 141945195), (60, 132482182), (67, 118640760), (70, 113556156), (84, 94630130), (98, 81111540), (105, 75704104), (120, 66241091), (134, 59320380), (140, 56778078), (147, 54074360), (168, 47315065), (196, 40555770), (201, 39546920), (210, 37852052), (245, 32444616), (268, 29660190), (280, 28389039), (294, 27037180), (335, 23728152), (392, 20277885), (402, 19773460), (420, 18926026), (469, 16948680), (490, 16222308), (536, 14830095), (588, 13518590), (670, 11864076), (735, 10814872), (804, 9886730), (840, 9463013), (938, 8474340), (980, 8111154), (1005, 7909384), (1176, 6759295), (1340, 5932038), (1407, 5649560), (1470, 5407436), (1608, 4943365), (1876, 4237170), (1960, 4055577), (2010, 3954692), (2345, 3389736), (2680, 2966019), (2814, 2824780), (2940, 2703718), (3283, 2421240), (3752, 2118585), (4020, 1977346), (4690, 1694868), (5628, 1412390), (5880, 1351859), (6566, 1210620), (7035, 1129912), (8040, 988673), (9380, 847434), (9849, 807080), (11256, 706195), (13132, 605310), (14070, 564956), (16415, 484248), (18760, 423717), (19698, 403540), (20177, 393960), (26264, 302655), (28140, 282478), (32830, 242124), (39396, 201770), (40354, 196980), (49245, 161416), (56280, 141239), (60531, 131320), (65660, 121062), (78792, 100885), (80708, 98490)]