18732480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 224

約数和(自身を含む): 68275200

約数和(自身を除く): 49542720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 79, 80, 95, 96, 104, 114, 120, 130, 152, 156, 158, 160, 190, 192, 195, 208, 228, 237, 240, 247, 260, 285, 304, 312, 316, 320, 380, 390, 395, 416, 456, 474, 480, 494, 520, 570, 608, 624, 632, 741, 760, 780, 790, 832, 912, 948, 960, 988, 1027, 1040, 1140, 1185, 1216, 1235, 1248, 1264, 1482, 1501, 1520, 1560, 1580, 1824, 1896, 1976, 2054, 2080, 2280, 2370, 2470, 2496, 2528, 2964, 3002, 3040, 3081, 3120, 3160, 3648, 3705, 3792, 3952, 4108, 4160, 4503, 4560, 4740, 4940, 5056, 5135, 5928, 6004, 6080, 6162, 6240, 6320, 7410, 7505, 7584, 7904, 8216, 9006, 9120, 9480, 9880, 10270, 11856, 12008, 12324, 12480, 12640, 14820, 15010, 15168, 15405, 15808, 16432, 18012, 18240, 18960, 19513, 19760, 20540, 22515, 23712, 24016, 24648, 25280, 29640, 30020, 30810, 32864, 36024, 37920, 39026, 39520, 41080, 45030, 47424, 48032, 49296, 58539, 59280, 60040, 61620, 65728, 72048, 75840, 78052, 79040, 82160, 90060, 96064, 97565, 98592, 117078, 118560, 120080, 123240, 144096, 156104, 164320, 180120, 195130, 197184, 234156, 237120, 240160, 246480, 288192, 292695, 312208, 328640, 360240, 390260, 468312, 480320, 492960, 585390, 624416, 720480, 780520, 936624, 985920, 1170780, 1248832, 1440960, 1561040, 1873248, 2341560, 3122080, 3746496, 4683120, 6244160, 9366240, 18732480]

約数ペア:

[(1, 18732480), (2, 9366240), (3, 6244160), (4, 4683120), (5, 3746496), (6, 3122080), (8, 2341560), (10, 1873248), (12, 1561040), (13, 1440960), (15, 1248832), (16, 1170780), (19, 985920), (20, 936624), (24, 780520), (26, 720480), (30, 624416), (32, 585390), (38, 492960), (39, 480320), (40, 468312), (48, 390260), (52, 360240), (57, 328640), (60, 312208), (64, 292695), (65, 288192), (76, 246480), (78, 240160), (79, 237120), (80, 234156), (95, 197184), (96, 195130), (104, 180120), (114, 164320), (120, 156104), (130, 144096), (152, 123240), (156, 120080), (158, 118560), (160, 117078), (190, 98592), (192, 97565), (195, 96064), (208, 90060), (228, 82160), (237, 79040), (240, 78052), (247, 75840), (260, 72048), (285, 65728), (304, 61620), (312, 60040), (316, 59280), (320, 58539), (380, 49296), (390, 48032), (395, 47424), (416, 45030), (456, 41080), (474, 39520), (480, 39026), (494, 37920), (520, 36024), (570, 32864), (608, 30810), (624, 30020), (632, 29640), (741, 25280), (760, 24648), (780, 24016), (790, 23712), (832, 22515), (912, 20540), (948, 19760), (960, 19513), (988, 18960), (1027, 18240), (1040, 18012), (1140, 16432), (1185, 15808), (1216, 15405), (1235, 15168), (1248, 15010), (1264, 14820), (1482, 12640), (1501, 12480), (1520, 12324), (1560, 12008), (1580, 11856), (1824, 10270), (1896, 9880), (1976, 9480), (2054, 9120), (2080, 9006), (2280, 8216), (2370, 7904), (2470, 7584), (2496, 7505), (2528, 7410), (2964, 6320), (3002, 6240), (3040, 6162), (3081, 6080), (3120, 6004), (3160, 5928), (3648, 5135), (3705, 5056), (3792, 4940), (3952, 4740), (4108, 4560), (4160, 4503)]