15691266840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{395047}}^1$

素因数の和:395392

約数の個数: 64

約数和(自身を含む): 47216136960

約数和(自身を除く): 31524870120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 6620, 7944, 9930, 13240, 19860, 39720, 395047, 790094, 1185141, 1580188, 1975235, 2370282, 3160376, 3950470, 4740564, 5925705, 7900940, 9481128, 11851410, 15801880, 23702820, 47405640, 130760557, 261521114, 392281671, 523042228, 653802785, 784563342, 1046084456, 1307605570, 1569126684, 1961408355, 2615211140, 3138253368, 3922816710, 5230422280, 7845633420, 15691266840]

約数ペア:

[(1, 15691266840), (2, 7845633420), (3, 5230422280), (4, 3922816710), (5, 3138253368), (6, 2615211140), (8, 1961408355), (10, 1569126684), (12, 1307605570), (15, 1046084456), (20, 784563342), (24, 653802785), (30, 523042228), (40, 392281671), (60, 261521114), (120, 130760557), (331, 47405640), (662, 23702820), (993, 15801880), (1324, 11851410), (1655, 9481128), (1986, 7900940), (2648, 5925705), (3310, 4740564), (3972, 3950470), (4965, 3160376), (6620, 2370282), (7944, 1975235), (9930, 1580188), (13240, 1185141), (19860, 790094), (39720, 395047)]