15564780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1$

素因数の和:1156

約数の個数: 144

約数和(自身を含む): 58915584

約数和(自身を除く): 43350804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1123, 1155, 1260, 1386, 1540, 1980, 2246, 2310, 2772, 3369, 3465, 4492, 4620, 5615, 6738, 6930, 7861, 10107, 11230, 12353, 13476, 13860, 15722, 16845, 20214, 22460, 23583, 24706, 31444, 33690, 37059, 39305, 40428, 47166, 49412, 50535, 61765, 67380, 70749, 74118, 78610, 86471, 94332, 101070, 111177, 117915, 123530, 141498, 148236, 157220, 172942, 185295, 202140, 222354, 235830, 247060, 259413, 282996, 345884, 353745, 370590, 432355, 444708, 471660, 518826, 555885, 707490, 741180, 778239, 864710, 1037652, 1111770, 1297065, 1414980, 1556478, 1729420, 2223540, 2594130, 3112956, 3891195, 5188260, 7782390, 15564780]

約数ペア:

[(1, 15564780), (2, 7782390), (3, 5188260), (4, 3891195), (5, 3112956), (6, 2594130), (7, 2223540), (9, 1729420), (10, 1556478), (11, 1414980), (12, 1297065), (14, 1111770), (15, 1037652), (18, 864710), (20, 778239), (21, 741180), (22, 707490), (28, 555885), (30, 518826), (33, 471660), (35, 444708), (36, 432355), (42, 370590), (44, 353745), (45, 345884), (55, 282996), (60, 259413), (63, 247060), (66, 235830), (70, 222354), (77, 202140), (84, 185295), (90, 172942), (99, 157220), (105, 148236), (110, 141498), (126, 123530), (132, 117915), (140, 111177), (154, 101070), (165, 94332), (180, 86471), (198, 78610), (210, 74118), (220, 70749), (231, 67380), (252, 61765), (308, 50535), (315, 49412), (330, 47166), (385, 40428), (396, 39305), (420, 37059), (462, 33690), (495, 31444), (630, 24706), (660, 23583), (693, 22460), (770, 20214), (924, 16845), (990, 15722), (1123, 13860), (1155, 13476), (1260, 12353), (1386, 11230), (1540, 10107), (1980, 7861), (2246, 6930), (2310, 6738), (2772, 5615), (3369, 4620), (3465, 4492)]