20348737440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{260081}}^1$

素因数の和:260262

約数の個数: 96

約数和(自身を含む): 64492013376

約数和(自身を除く): 44143275936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 163, 240, 326, 480, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 5216, 6520, 7824, 9780, 13040, 15648, 19560, 26080, 39120, 78240, 260081, 520162, 780243, 1040324, 1300405, 1560486, 2080648, 2600810, 3120972, 3901215, 4161296, 5201620, 6241944, 7802430, 8322592, 10403240, 12483888, 15604860, 20806480, 24967776, 31209720, 41612960, 42393203, 62419440, 84786406, 124838880, 127179609, 169572812, 211966015, 254359218, 339145624, 423932030, 508718436, 635898045, 678291248, 847864060, 1017436872, 1271796090, 1356582496, 1695728120, 2034873744, 2543592180, 3391456240, 4069747488, 5087184360, 6782912480, 10174368720, 20348737440]

約数ペア:

[(1, 20348737440), (2, 10174368720), (3, 6782912480), (4, 5087184360), (5, 4069747488), (6, 3391456240), (8, 2543592180), (10, 2034873744), (12, 1695728120), (15, 1356582496), (16, 1271796090), (20, 1017436872), (24, 847864060), (30, 678291248), (32, 635898045), (40, 508718436), (48, 423932030), (60, 339145624), (80, 254359218), (96, 211966015), (120, 169572812), (160, 127179609), (163, 124838880), (240, 84786406), (326, 62419440), (480, 42393203), (489, 41612960), (652, 31209720), (815, 24967776), (978, 20806480), (1304, 15604860), (1630, 12483888), (1956, 10403240), (2445, 8322592), (2608, 7802430), (3260, 6241944), (3912, 5201620), (4890, 4161296), (5216, 3901215), (6520, 3120972), (7824, 2600810), (9780, 2080648), (13040, 1560486), (15648, 1300405), (19560, 1040324), (26080, 780243), (39120, 520162), (78240, 260081)]