64193920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 188373600

約数和(自身を除く): 124179680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 89, 92, 98, 112, 115, 128, 140, 160, 161, 178, 184, 196, 224, 230, 245, 280, 320, 322, 356, 368, 392, 445, 448, 460, 490, 560, 623, 640, 644, 712, 736, 784, 805, 890, 896, 920, 980, 1120, 1127, 1246, 1288, 1424, 1472, 1568, 1610, 1780, 1840, 1960, 2047, 2240, 2254, 2492, 2576, 2848, 2944, 3115, 3136, 3220, 3560, 3680, 3920, 4094, 4361, 4480, 4508, 4984, 5152, 5635, 5696, 6230, 6272, 6440, 7120, 7360, 7840, 8188, 8722, 9016, 9968, 10235, 10304, 11270, 11392, 12460, 12880, 14240, 14329, 14720, 15680, 16376, 17444, 18032, 19936, 20470, 20608, 21805, 22540, 24920, 25760, 28480, 28658, 31360, 32752, 34888, 36064, 39872, 40940, 43610, 45080, 49840, 51520, 56960, 57316, 65504, 69776, 71645, 72128, 79744, 81880, 87220, 90160, 99680, 100303, 103040, 114632, 131008, 139552, 143290, 144256, 163760, 174440, 180320, 199360, 200606, 229264, 262016, 279104, 286580, 327520, 348880, 360640, 398720, 401212, 458528, 501515, 558208, 573160, 655040, 697760, 721280, 802424, 917056, 1003030, 1146320, 1310080, 1395520, 1604848, 1834112, 2006060, 2292640, 2791040, 3209696, 4012120, 4585280, 6419392, 8024240, 9170560, 12838784, 16048480, 32096960, 64193920]

約数ペア:

[(1, 64193920), (2, 32096960), (4, 16048480), (5, 12838784), (7, 9170560), (8, 8024240), (10, 6419392), (14, 4585280), (16, 4012120), (20, 3209696), (23, 2791040), (28, 2292640), (32, 2006060), (35, 1834112), (40, 1604848), (46, 1395520), (49, 1310080), (56, 1146320), (64, 1003030), (70, 917056), (80, 802424), (89, 721280), (92, 697760), (98, 655040), (112, 573160), (115, 558208), (128, 501515), (140, 458528), (160, 401212), (161, 398720), (178, 360640), (184, 348880), (196, 327520), (224, 286580), (230, 279104), (245, 262016), (280, 229264), (320, 200606), (322, 199360), (356, 180320), (368, 174440), (392, 163760), (445, 144256), (448, 143290), (460, 139552), (490, 131008), (560, 114632), (623, 103040), (640, 100303), (644, 99680), (712, 90160), (736, 87220), (784, 81880), (805, 79744), (890, 72128), (896, 71645), (920, 69776), (980, 65504), (1120, 57316), (1127, 56960), (1246, 51520), (1288, 49840), (1424, 45080), (1472, 43610), (1568, 40940), (1610, 39872), (1780, 36064), (1840, 34888), (1960, 32752), (2047, 31360), (2240, 28658), (2254, 28480), (2492, 25760), (2576, 24920), (2848, 22540), (2944, 21805), (3115, 20608), (3136, 20470), (3220, 19936), (3560, 18032), (3680, 17444), (3920, 16376), (4094, 15680), (4361, 14720), (4480, 14329), (4508, 14240), (4984, 12880), (5152, 12460), (5635, 11392), (5696, 11270), (6230, 10304), (6272, 10235), (6440, 9968), (7120, 9016), (7360, 8722), (7840, 8188)]