210578720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 558041400

約数和(自身を除く): 347462680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 73, 80, 88, 110, 121, 146, 149, 160, 176, 220, 242, 292, 298, 352, 365, 440, 484, 584, 596, 605, 730, 745, 803, 880, 968, 1168, 1192, 1210, 1460, 1490, 1606, 1639, 1760, 1936, 2336, 2384, 2420, 2920, 2980, 3212, 3278, 3872, 4015, 4768, 4840, 5840, 5960, 6424, 6556, 8030, 8195, 8833, 9680, 10877, 11680, 11920, 12848, 13112, 16060, 16390, 17666, 18029, 19360, 21754, 23840, 25696, 26224, 32120, 32780, 35332, 36058, 43508, 44165, 52448, 54385, 64240, 65560, 70664, 72116, 87016, 88330, 90145, 108770, 119647, 128480, 131120, 141328, 144232, 174032, 176660, 180290, 217540, 239294, 262240, 282656, 288464, 348064, 353320, 360580, 435080, 478588, 576928, 598235, 706640, 721160, 870160, 957176, 1196470, 1316117, 1413280, 1442320, 1740320, 1914352, 2392940, 2632234, 2884640, 3828704, 4785880, 5264468, 6580585, 9571760, 10528936, 13161170, 19143520, 21057872, 26322340, 42115744, 52644680, 105289360, 210578720]

約数ペア:

[(1, 210578720), (2, 105289360), (4, 52644680), (5, 42115744), (8, 26322340), (10, 21057872), (11, 19143520), (16, 13161170), (20, 10528936), (22, 9571760), (32, 6580585), (40, 5264468), (44, 4785880), (55, 3828704), (73, 2884640), (80, 2632234), (88, 2392940), (110, 1914352), (121, 1740320), (146, 1442320), (149, 1413280), (160, 1316117), (176, 1196470), (220, 957176), (242, 870160), (292, 721160), (298, 706640), (352, 598235), (365, 576928), (440, 478588), (484, 435080), (584, 360580), (596, 353320), (605, 348064), (730, 288464), (745, 282656), (803, 262240), (880, 239294), (968, 217540), (1168, 180290), (1192, 176660), (1210, 174032), (1460, 144232), (1490, 141328), (1606, 131120), (1639, 128480), (1760, 119647), (1936, 108770), (2336, 90145), (2384, 88330), (2420, 87016), (2920, 72116), (2980, 70664), (3212, 65560), (3278, 64240), (3872, 54385), (4015, 52448), (4768, 44165), (4840, 43508), (5840, 36058), (5960, 35332), (6424, 32780), (6556, 32120), (8030, 26224), (8195, 25696), (8833, 23840), (9680, 21754), (10877, 19360), (11680, 18029), (11920, 17666), (12848, 16390), (13112, 16060)]