1980072

素因数分解:

$2^3\times 3^3\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 5616000

約数和(自身を除く): 3635928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 89, 103, 108, 178, 206, 216, 267, 309, 356, 412, 534, 618, 712, 801, 824, 927, 1068, 1236, 1602, 1854, 2136, 2403, 2472, 2781, 3204, 3708, 4806, 5562, 6408, 7416, 9167, 9612, 11124, 18334, 19224, 22248, 27501, 36668, 55002, 73336, 82503, 110004, 165006, 220008, 247509, 330012, 495018, 660024, 990036, 1980072]

約数ペア:

[(1, 1980072), (2, 990036), (3, 660024), (4, 495018), (6, 330012), (8, 247509), (9, 220008), (12, 165006), (18, 110004), (24, 82503), (27, 73336), (36, 55002), (54, 36668), (72, 27501), (89, 22248), (103, 19224), (108, 18334), (178, 11124), (206, 9612), (216, 9167), (267, 7416), (309, 6408), (356, 5562), (412, 4806), (534, 3708), (618, 3204), (712, 2781), (801, 2472), (824, 2403), (927, 2136), (1068, 1854), (1236, 1602)]