254418060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{743}}^1$

素因数の和:1207

約数の個数: 96

約数和(自身を含む): 769950720

約数和(自身を除く): 515532660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 439, 743, 780, 878, 1317, 1486, 1756, 2195, 2229, 2634, 2972, 3715, 4390, 4458, 5268, 5707, 6585, 7430, 8780, 8916, 9659, 11145, 11414, 13170, 14860, 17121, 19318, 22290, 22828, 26340, 28535, 28977, 34242, 38636, 44580, 48295, 57070, 57954, 68484, 85605, 96590, 114140, 115908, 144885, 171210, 193180, 289770, 326177, 342420, 579540, 652354, 978531, 1304708, 1630885, 1957062, 3261770, 3914124, 4240301, 4892655, 6523540, 8480602, 9785310, 12720903, 16961204, 19570620, 21201505, 25441806, 42403010, 50883612, 63604515, 84806020, 127209030, 254418060]

約数ペア:

[(1, 254418060), (2, 127209030), (3, 84806020), (4, 63604515), (5, 50883612), (6, 42403010), (10, 25441806), (12, 21201505), (13, 19570620), (15, 16961204), (20, 12720903), (26, 9785310), (30, 8480602), (39, 6523540), (52, 4892655), (60, 4240301), (65, 3914124), (78, 3261770), (130, 1957062), (156, 1630885), (195, 1304708), (260, 978531), (390, 652354), (439, 579540), (743, 342420), (780, 326177), (878, 289770), (1317, 193180), (1486, 171210), (1756, 144885), (2195, 115908), (2229, 114140), (2634, 96590), (2972, 85605), (3715, 68484), (4390, 57954), (4458, 57070), (5268, 48295), (5707, 44580), (6585, 38636), (7430, 34242), (8780, 28977), (8916, 28535), (9659, 26340), (11145, 22828), (11414, 22290), (13170, 19318), (14860, 17121)]