327728640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 160

約数和(自身を含む): 1058682240

約数和(自身を除く): 730953600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 278, 307, 320, 384, 417, 480, 512, 556, 614, 640, 695, 768, 834, 921, 960, 1112, 1228, 1280, 1390, 1535, 1536, 1668, 1842, 1920, 2085, 2224, 2456, 2560, 2780, 3070, 3336, 3684, 3840, 4170, 4448, 4605, 4912, 5560, 6140, 6672, 7368, 7680, 8340, 8896, 9210, 9824, 11120, 12280, 13344, 14736, 16680, 17792, 18420, 19648, 22240, 24560, 26688, 29472, 33360, 35584, 36840, 39296, 42673, 44480, 49120, 53376, 58944, 66720, 71168, 73680, 78592, 85346, 88960, 98240, 106752, 117888, 128019, 133440, 147360, 157184, 170692, 177920, 196480, 213365, 213504, 235776, 256038, 266880, 294720, 341384, 355840, 392960, 426730, 471552, 512076, 533760, 589440, 640095, 682768, 785920, 853460, 1024152, 1067520, 1178880, 1280190, 1365536, 1706920, 2048304, 2357760, 2560380, 2731072, 3413840, 4096608, 5120760, 5462144, 6827680, 8193216, 10241520, 10924288, 13655360, 16386432, 20483040, 21848576, 27310720, 32772864, 40966080, 54621440, 65545728, 81932160, 109242880, 163864320, 327728640]

約数ペア:

[(1, 327728640), (2, 163864320), (3, 109242880), (4, 81932160), (5, 65545728), (6, 54621440), (8, 40966080), (10, 32772864), (12, 27310720), (15, 21848576), (16, 20483040), (20, 16386432), (24, 13655360), (30, 10924288), (32, 10241520), (40, 8193216), (48, 6827680), (60, 5462144), (64, 5120760), (80, 4096608), (96, 3413840), (120, 2731072), (128, 2560380), (139, 2357760), (160, 2048304), (192, 1706920), (240, 1365536), (256, 1280190), (278, 1178880), (307, 1067520), (320, 1024152), (384, 853460), (417, 785920), (480, 682768), (512, 640095), (556, 589440), (614, 533760), (640, 512076), (695, 471552), (768, 426730), (834, 392960), (921, 355840), (960, 341384), (1112, 294720), (1228, 266880), (1280, 256038), (1390, 235776), (1535, 213504), (1536, 213365), (1668, 196480), (1842, 177920), (1920, 170692), (2085, 157184), (2224, 147360), (2456, 133440), (2560, 128019), (2780, 117888), (3070, 106752), (3336, 98240), (3684, 88960), (3840, 85346), (4170, 78592), (4448, 73680), (4605, 71168), (4912, 66720), (5560, 58944), (6140, 53376), (6672, 49120), (7368, 44480), (7680, 42673), (8340, 39296), (8896, 36840), (9210, 35584), (9824, 33360), (11120, 29472), (12280, 26688), (13344, 24560), (14736, 22240), (16680, 19648), (17792, 18420)]