628499872

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2803}}^1$

素因数の和:2851

約数の個数: 144

約数和(自身を含む): 1691619552

約数和(自身を除く): 1063119680

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 224, 286, 308, 352, 364, 392, 416, 539, 572, 616, 637, 728, 784, 1001, 1078, 1144, 1232, 1274, 1456, 1568, 2002, 2156, 2288, 2464, 2548, 2803, 2912, 4004, 4312, 4576, 5096, 5606, 7007, 8008, 8624, 10192, 11212, 14014, 16016, 17248, 19621, 20384, 22424, 28028, 30833, 32032, 36439, 39242, 44848, 56056, 61666, 72878, 78484, 89696, 112112, 123332, 137347, 145756, 156968, 215831, 224224, 246664, 255073, 274694, 291512, 313936, 400829, 431662, 493328, 510146, 549388, 583024, 627872, 801658, 863324, 986656, 1020292, 1098776, 1166048, 1510817, 1603316, 1726648, 1785511, 2040584, 2197552, 2805803, 3021634, 3206632, 3453296, 3571022, 4081168, 4395104, 5611606, 6043268, 6413264, 6906592, 7142044, 8162336, 11223212, 12086536, 12826528, 14284088, 19640621, 22446424, 24173072, 28568176, 39281242, 44892848, 48346144, 57136352, 78562484, 89785696, 157124968, 314249936, 628499872]

約数ペア:

[(1, 628499872), (2, 314249936), (4, 157124968), (7, 89785696), (8, 78562484), (11, 57136352), (13, 48346144), (14, 44892848), (16, 39281242), (22, 28568176), (26, 24173072), (28, 22446424), (32, 19640621), (44, 14284088), (49, 12826528), (52, 12086536), (56, 11223212), (77, 8162336), (88, 7142044), (91, 6906592), (98, 6413264), (104, 6043268), (112, 5611606), (143, 4395104), (154, 4081168), (176, 3571022), (182, 3453296), (196, 3206632), (208, 3021634), (224, 2805803), (286, 2197552), (308, 2040584), (352, 1785511), (364, 1726648), (392, 1603316), (416, 1510817), (539, 1166048), (572, 1098776), (616, 1020292), (637, 986656), (728, 863324), (784, 801658), (1001, 627872), (1078, 583024), (1144, 549388), (1232, 510146), (1274, 493328), (1456, 431662), (1568, 400829), (2002, 313936), (2156, 291512), (2288, 274694), (2464, 255073), (2548, 246664), (2803, 224224), (2912, 215831), (4004, 156968), (4312, 145756), (4576, 137347), (5096, 123332), (5606, 112112), (7007, 89696), (8008, 78484), (8624, 72878), (10192, 61666), (11212, 56056), (14014, 44848), (16016, 39242), (17248, 36439), (19621, 32032), (20384, 30833), (22424, 28028)]