66302880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2819}}^1$

素因数の和:2851

約数の個数: 144

約数和(自身を含む): 243038880

約数和(自身を除く): 176736000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2819, 2940, 3360, 3920, 4704, 5638, 5880, 7840, 8457, 11276, 11760, 14095, 16914, 19733, 22552, 23520, 28190, 33828, 39466, 42285, 45104, 56380, 59199, 67656, 78932, 84570, 90208, 98665, 112760, 118398, 135312, 138131, 157864, 169140, 197330, 225520, 236796, 270624, 276262, 295995, 315728, 338280, 394660, 414393, 451040, 473592, 552524, 591990, 631456, 676560, 690655, 789320, 828786, 947184, 1105048, 1183980, 1353120, 1381310, 1578640, 1657572, 1894368, 2071965, 2210096, 2367960, 2762620, 3157280, 3315144, 4143930, 4420192, 4735920, 5525240, 6630288, 8287860, 9471840, 11050480, 13260576, 16575720, 22100960, 33151440, 66302880]

約数ペア:

[(1, 66302880), (2, 33151440), (3, 22100960), (4, 16575720), (5, 13260576), (6, 11050480), (7, 9471840), (8, 8287860), (10, 6630288), (12, 5525240), (14, 4735920), (15, 4420192), (16, 4143930), (20, 3315144), (21, 3157280), (24, 2762620), (28, 2367960), (30, 2210096), (32, 2071965), (35, 1894368), (40, 1657572), (42, 1578640), (48, 1381310), (49, 1353120), (56, 1183980), (60, 1105048), (70, 947184), (80, 828786), (84, 789320), (96, 690655), (98, 676560), (105, 631456), (112, 591990), (120, 552524), (140, 473592), (147, 451040), (160, 414393), (168, 394660), (196, 338280), (210, 315728), (224, 295995), (240, 276262), (245, 270624), (280, 236796), (294, 225520), (336, 197330), (392, 169140), (420, 157864), (480, 138131), (490, 135312), (560, 118398), (588, 112760), (672, 98665), (735, 90208), (784, 84570), (840, 78932), (980, 67656), (1120, 59199), (1176, 56380), (1470, 45104), (1568, 42285), (1680, 39466), (1960, 33828), (2352, 28190), (2819, 23520), (2940, 22552), (3360, 19733), (3920, 16914), (4704, 14095), (5638, 11760), (5880, 11276), (7840, 8457)]