64559520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:547

約数の個数: 144

約数和(自身を含む): 222899040

約数和(自身を除く): 158339520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 107, 120, 144, 160, 180, 214, 240, 288, 321, 360, 419, 428, 480, 535, 642, 720, 838, 856, 963, 1070, 1257, 1284, 1440, 1605, 1676, 1712, 1926, 2095, 2140, 2514, 2568, 3210, 3352, 3424, 3771, 3852, 4190, 4280, 4815, 5028, 5136, 6285, 6420, 6704, 7542, 7704, 8380, 8560, 9630, 10056, 10272, 12570, 12840, 13408, 15084, 15408, 16760, 17120, 18855, 19260, 20112, 25140, 25680, 30168, 30816, 33520, 37710, 38520, 40224, 44833, 50280, 51360, 60336, 67040, 75420, 77040, 89666, 100560, 120672, 134499, 150840, 154080, 179332, 201120, 224165, 268998, 301680, 358664, 403497, 448330, 537996, 603360, 672495, 717328, 806994, 896660, 1075992, 1344990, 1434656, 1613988, 1793320, 2017485, 2151984, 2689980, 3227976, 3586640, 4034970, 4303968, 5379960, 6455952, 7173280, 8069940, 10759920, 12911904, 16139880, 21519840, 32279760, 64559520]

約数ペア:

[(1, 64559520), (2, 32279760), (3, 21519840), (4, 16139880), (5, 12911904), (6, 10759920), (8, 8069940), (9, 7173280), (10, 6455952), (12, 5379960), (15, 4303968), (16, 4034970), (18, 3586640), (20, 3227976), (24, 2689980), (30, 2151984), (32, 2017485), (36, 1793320), (40, 1613988), (45, 1434656), (48, 1344990), (60, 1075992), (72, 896660), (80, 806994), (90, 717328), (96, 672495), (107, 603360), (120, 537996), (144, 448330), (160, 403497), (180, 358664), (214, 301680), (240, 268998), (288, 224165), (321, 201120), (360, 179332), (419, 154080), (428, 150840), (480, 134499), (535, 120672), (642, 100560), (720, 89666), (838, 77040), (856, 75420), (963, 67040), (1070, 60336), (1257, 51360), (1284, 50280), (1440, 44833), (1605, 40224), (1676, 38520), (1712, 37710), (1926, 33520), (2095, 30816), (2140, 30168), (2514, 25680), (2568, 25140), (3210, 20112), (3352, 19260), (3424, 18855), (3771, 17120), (3852, 16760), (4190, 15408), (4280, 15084), (4815, 13408), (5028, 12840), (5136, 12570), (6285, 10272), (6420, 10056), (6704, 9630), (7542, 8560), (7704, 8380)]