18744871680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52489}}^1$

素因数の和:52547

約数の個数: 216

約数和(自身を含む): 66948685440

約数和(自身を除く): 48203813760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2304, 2480, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4960, 5580, 5760, 5952, 7440, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 17856, 19840, 22320, 23808, 29760, 35712, 39680, 44640, 52489, 59520, 71424, 89280, 104978, 119040, 157467, 178560, 209956, 262445, 314934, 357120, 419912, 472401, 524890, 629868, 787335, 839824, 944802, 1049780, 1259736, 1574670, 1627159, 1679648, 1889604, 2099560, 2362005, 2519472, 3149340, 3254318, 3359296, 3779208, 4199120, 4724010, 4881477, 5038944, 6298680, 6508636, 6718592, 7558416, 8135795, 8398240, 9448020, 9762954, 10077888, 12597360, 13017272, 13437184, 14644431, 15116832, 16271590, 16796480, 18896040, 19525908, 20155776, 24407385, 25194720, 26034544, 29288862, 30233664, 32543180, 33592960, 37792080, 39051816, 40311552, 48814770, 50389440, 52069088, 58577724, 60467328, 65086360, 67185920, 73222155, 75584160, 78103632, 97629540, 100778880, 104138176, 117155448, 120934656, 130172720, 146444310, 151168320, 156207264, 195259080, 201557760, 208276352, 234310896, 260345440, 292888620, 302336640, 312414528, 390518160, 416552704, 468621792, 520690880, 585777240, 604673280, 624829056, 781036320, 937243584, 1041381760, 1171554480, 1249658112, 1562072640, 1874487168, 2082763520, 2343108960, 3124145280, 3748974336, 4686217920, 6248290560, 9372435840, 18744871680]

約数ペア:

[(1, 18744871680), (2, 9372435840), (3, 6248290560), (4, 4686217920), (5, 3748974336), (6, 3124145280), (8, 2343108960), (9, 2082763520), (10, 1874487168), (12, 1562072640), (15, 1249658112), (16, 1171554480), (18, 1041381760), (20, 937243584), (24, 781036320), (30, 624829056), (31, 604673280), (32, 585777240), (36, 520690880), (40, 468621792), (45, 416552704), (48, 390518160), (60, 312414528), (62, 302336640), (64, 292888620), (72, 260345440), (80, 234310896), (90, 208276352), (93, 201557760), (96, 195259080), (120, 156207264), (124, 151168320), (128, 146444310), (144, 130172720), (155, 120934656), (160, 117155448), (180, 104138176), (186, 100778880), (192, 97629540), (240, 78103632), (248, 75584160), (256, 73222155), (279, 67185920), (288, 65086360), (310, 60467328), (320, 58577724), (360, 52069088), (372, 50389440), (384, 48814770), (465, 40311552), (480, 39051816), (496, 37792080), (558, 33592960), (576, 32543180), (620, 30233664), (640, 29288862), (720, 26034544), (744, 25194720), (768, 24407385), (930, 20155776), (960, 19525908), (992, 18896040), (1116, 16796480), (1152, 16271590), (1240, 15116832), (1280, 14644431), (1395, 13437184), (1440, 13017272), (1488, 12597360), (1860, 10077888), (1920, 9762954), (1984, 9448020), (2232, 8398240), (2304, 8135795), (2480, 7558416), (2790, 6718592), (2880, 6508636), (2976, 6298680), (3720, 5038944), (3840, 4881477), (3968, 4724010), (4464, 4199120), (4960, 3779208), (5580, 3359296), (5760, 3254318), (5952, 3149340), (7440, 2519472), (7936, 2362005), (8928, 2099560), (9920, 1889604), (11160, 1679648), (11520, 1627159), (11904, 1574670), (14880, 1259736), (17856, 1049780), (19840, 944802), (22320, 839824), (23808, 787335), (29760, 629868), (35712, 524890), (39680, 472401), (44640, 419912), (52489, 357120), (59520, 314934), (71424, 262445), (89280, 209956), (104978, 178560), (119040, 157467)]