18504960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 60829440

約数和(自身を除く): 42324480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 79, 80, 96, 120, 122, 128, 158, 160, 183, 192, 237, 240, 244, 256, 305, 316, 320, 366, 384, 395, 474, 480, 488, 610, 632, 640, 732, 768, 790, 915, 948, 960, 976, 1185, 1220, 1264, 1280, 1464, 1580, 1830, 1896, 1920, 1952, 2370, 2440, 2528, 2928, 3160, 3660, 3792, 3840, 3904, 4740, 4819, 4880, 5056, 5856, 6320, 7320, 7584, 7808, 9480, 9638, 9760, 10112, 11712, 12640, 14457, 14640, 15168, 15616, 18960, 19276, 19520, 20224, 23424, 24095, 25280, 28914, 29280, 30336, 37920, 38552, 39040, 46848, 48190, 50560, 57828, 58560, 60672, 72285, 75840, 77104, 78080, 96380, 101120, 115656, 117120, 144570, 151680, 154208, 192760, 231312, 234240, 289140, 303360, 308416, 385520, 462624, 578280, 616832, 771040, 925248, 1156560, 1233664, 1542080, 1850496, 2313120, 3084160, 3700992, 4626240, 6168320, 9252480, 18504960]

約数ペア:

[(1, 18504960), (2, 9252480), (3, 6168320), (4, 4626240), (5, 3700992), (6, 3084160), (8, 2313120), (10, 1850496), (12, 1542080), (15, 1233664), (16, 1156560), (20, 925248), (24, 771040), (30, 616832), (32, 578280), (40, 462624), (48, 385520), (60, 308416), (61, 303360), (64, 289140), (79, 234240), (80, 231312), (96, 192760), (120, 154208), (122, 151680), (128, 144570), (158, 117120), (160, 115656), (183, 101120), (192, 96380), (237, 78080), (240, 77104), (244, 75840), (256, 72285), (305, 60672), (316, 58560), (320, 57828), (366, 50560), (384, 48190), (395, 46848), (474, 39040), (480, 38552), (488, 37920), (610, 30336), (632, 29280), (640, 28914), (732, 25280), (768, 24095), (790, 23424), (915, 20224), (948, 19520), (960, 19276), (976, 18960), (1185, 15616), (1220, 15168), (1264, 14640), (1280, 14457), (1464, 12640), (1580, 11712), (1830, 10112), (1896, 9760), (1920, 9638), (1952, 9480), (2370, 7808), (2440, 7584), (2528, 7320), (2928, 6320), (3160, 5856), (3660, 5056), (3792, 4880), (3840, 4819), (3904, 4740)]