78294720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 224

約数和(自身を含む): 290267136

約数和(自身を除く): 211972416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 191, 192, 210, 224, 240, 244, 280, 305, 320, 336, 366, 382, 420, 427, 448, 480, 488, 560, 573, 610, 672, 732, 764, 840, 854, 915, 955, 960, 976, 1120, 1146, 1220, 1281, 1337, 1344, 1464, 1528, 1680, 1708, 1830, 1910, 1952, 2135, 2240, 2292, 2440, 2562, 2674, 2865, 2928, 3056, 3360, 3416, 3660, 3820, 3904, 4011, 4270, 4584, 4880, 5124, 5348, 5730, 5856, 6112, 6405, 6685, 6720, 6832, 7320, 7640, 8022, 8540, 9168, 9760, 10248, 10696, 11460, 11651, 11712, 12224, 12810, 13370, 13664, 14640, 15280, 16044, 17080, 18336, 19520, 20055, 20496, 21392, 22920, 23302, 25620, 26740, 27328, 29280, 30560, 32088, 34160, 34953, 36672, 40110, 40992, 42784, 45840, 46604, 51240, 53480, 58255, 58560, 61120, 64176, 68320, 69906, 80220, 81557, 81984, 85568, 91680, 93208, 102480, 106960, 116510, 128352, 136640, 139812, 160440, 163114, 174765, 183360, 186416, 204960, 213920, 233020, 244671, 256704, 279624, 320880, 326228, 349530, 372832, 407785, 409920, 427840, 466040, 489342, 559248, 641760, 652456, 699060, 745664, 815570, 932080, 978684, 1118496, 1223355, 1283520, 1304912, 1398120, 1631140, 1864160, 1957368, 2236992, 2446710, 2609824, 2796240, 3262280, 3728320, 3914736, 4893420, 5219648, 5592480, 6524560, 7829472, 9786840, 11184960, 13049120, 15658944, 19573680, 26098240, 39147360, 78294720]

約数ペア:

[(1, 78294720), (2, 39147360), (3, 26098240), (4, 19573680), (5, 15658944), (6, 13049120), (7, 11184960), (8, 9786840), (10, 7829472), (12, 6524560), (14, 5592480), (15, 5219648), (16, 4893420), (20, 3914736), (21, 3728320), (24, 3262280), (28, 2796240), (30, 2609824), (32, 2446710), (35, 2236992), (40, 1957368), (42, 1864160), (48, 1631140), (56, 1398120), (60, 1304912), (61, 1283520), (64, 1223355), (70, 1118496), (80, 978684), (84, 932080), (96, 815570), (105, 745664), (112, 699060), (120, 652456), (122, 641760), (140, 559248), (160, 489342), (168, 466040), (183, 427840), (191, 409920), (192, 407785), (210, 372832), (224, 349530), (240, 326228), (244, 320880), (280, 279624), (305, 256704), (320, 244671), (336, 233020), (366, 213920), (382, 204960), (420, 186416), (427, 183360), (448, 174765), (480, 163114), (488, 160440), (560, 139812), (573, 136640), (610, 128352), (672, 116510), (732, 106960), (764, 102480), (840, 93208), (854, 91680), (915, 85568), (955, 81984), (960, 81557), (976, 80220), (1120, 69906), (1146, 68320), (1220, 64176), (1281, 61120), (1337, 58560), (1344, 58255), (1464, 53480), (1528, 51240), (1680, 46604), (1708, 45840), (1830, 42784), (1910, 40992), (1952, 40110), (2135, 36672), (2240, 34953), (2292, 34160), (2440, 32088), (2562, 30560), (2674, 29280), (2865, 27328), (2928, 26740), (3056, 25620), (3360, 23302), (3416, 22920), (3660, 21392), (3820, 20496), (3904, 20055), (4011, 19520), (4270, 18336), (4584, 17080), (4880, 16044), (5124, 15280), (5348, 14640), (5730, 13664), (5856, 13370), (6112, 12810), (6405, 12224), (6685, 11712), (6720, 11651), (6832, 11460), (7320, 10696), (7640, 10248), (8022, 9760), (8540, 9168)]