18808320

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 160

約数和(自身を含む): 62853120

約数和(自身を除く): 44044800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 79, 80, 93, 96, 120, 124, 128, 155, 158, 160, 186, 192, 237, 240, 248, 256, 310, 316, 320, 372, 384, 395, 465, 474, 480, 496, 512, 620, 632, 640, 744, 768, 790, 930, 948, 960, 992, 1185, 1240, 1264, 1280, 1488, 1536, 1580, 1860, 1896, 1920, 1984, 2370, 2449, 2480, 2528, 2560, 2976, 3160, 3720, 3792, 3840, 3968, 4740, 4898, 4960, 5056, 5952, 6320, 7347, 7440, 7584, 7680, 7936, 9480, 9796, 9920, 10112, 11904, 12245, 12640, 14694, 14880, 15168, 15872, 18960, 19592, 19840, 20224, 23808, 24490, 25280, 29388, 29760, 30336, 36735, 37920, 39184, 39680, 40448, 47616, 48980, 50560, 58776, 59520, 60672, 73470, 75840, 78368, 79360, 97960, 101120, 117552, 119040, 121344, 146940, 151680, 156736, 195920, 202240, 235104, 238080, 293880, 303360, 313472, 391840, 470208, 587760, 606720, 626944, 783680, 940416, 1175520, 1253888, 1567360, 1880832, 2351040, 3134720, 3761664, 4702080, 6269440, 9404160, 18808320]

約数ペア:

[(1, 18808320), (2, 9404160), (3, 6269440), (4, 4702080), (5, 3761664), (6, 3134720), (8, 2351040), (10, 1880832), (12, 1567360), (15, 1253888), (16, 1175520), (20, 940416), (24, 783680), (30, 626944), (31, 606720), (32, 587760), (40, 470208), (48, 391840), (60, 313472), (62, 303360), (64, 293880), (79, 238080), (80, 235104), (93, 202240), (96, 195920), (120, 156736), (124, 151680), (128, 146940), (155, 121344), (158, 119040), (160, 117552), (186, 101120), (192, 97960), (237, 79360), (240, 78368), (248, 75840), (256, 73470), (310, 60672), (316, 59520), (320, 58776), (372, 50560), (384, 48980), (395, 47616), (465, 40448), (474, 39680), (480, 39184), (496, 37920), (512, 36735), (620, 30336), (632, 29760), (640, 29388), (744, 25280), (768, 24490), (790, 23808), (930, 20224), (948, 19840), (960, 19592), (992, 18960), (1185, 15872), (1240, 15168), (1264, 14880), (1280, 14694), (1488, 12640), (1536, 12245), (1580, 11904), (1860, 10112), (1896, 9920), (1920, 9796), (1984, 9480), (2370, 7936), (2449, 7680), (2480, 7584), (2528, 7440), (2560, 7347), (2976, 6320), (3160, 5952), (3720, 5056), (3792, 4960), (3840, 4898), (3968, 4740)]