1520788788

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{13729}}^1$

素因数の和:13937

約数の個数: 72

約数和(自身を含む): 4093132680

約数和(自身を除く): 2572343892

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 181, 204, 306, 362, 543, 612, 724, 1086, 1629, 2172, 3077, 3258, 6154, 6516, 9231, 12308, 13729, 18462, 27458, 27693, 36924, 41187, 54916, 55386, 82374, 110772, 123561, 164748, 233393, 247122, 466786, 494244, 700179, 933572, 1400358, 2100537, 2484949, 2800716, 4201074, 4969898, 7454847, 8402148, 9939796, 14909694, 22364541, 29819388, 42244133, 44729082, 84488266, 89458164, 126732399, 168976532, 253464798, 380197197, 506929596, 760394394, 1520788788]

約数ペア:

[(1, 1520788788), (2, 760394394), (3, 506929596), (4, 380197197), (6, 253464798), (9, 168976532), (12, 126732399), (17, 89458164), (18, 84488266), (34, 44729082), (36, 42244133), (51, 29819388), (68, 22364541), (102, 14909694), (153, 9939796), (181, 8402148), (204, 7454847), (306, 4969898), (362, 4201074), (543, 2800716), (612, 2484949), (724, 2100537), (1086, 1400358), (1629, 933572), (2172, 700179), (3077, 494244), (3258, 466786), (6154, 247122), (6516, 233393), (9231, 164748), (12308, 123561), (13729, 110772), (18462, 82374), (27458, 55386), (27693, 54916), (36924, 41187)]