15228840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 50803200

約数和(自身を除く): 35574360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 83, 88, 110, 120, 132, 139, 165, 166, 220, 249, 264, 278, 330, 332, 415, 417, 440, 498, 556, 660, 664, 695, 830, 834, 913, 996, 1112, 1245, 1320, 1390, 1529, 1660, 1668, 1826, 1992, 2085, 2490, 2739, 2780, 3058, 3320, 3336, 3652, 4170, 4565, 4587, 4980, 5478, 5560, 6116, 7304, 7645, 8340, 9130, 9174, 9960, 10956, 11537, 12232, 13695, 15290, 16680, 18260, 18348, 21912, 22935, 23074, 27390, 30580, 34611, 36520, 36696, 45870, 46148, 54780, 57685, 61160, 69222, 91740, 92296, 109560, 115370, 126907, 138444, 173055, 183480, 230740, 253814, 276888, 346110, 380721, 461480, 507628, 634535, 692220, 761442, 1015256, 1269070, 1384440, 1522884, 1903605, 2538140, 3045768, 3807210, 5076280, 7614420, 15228840]

約数ペア:

[(1, 15228840), (2, 7614420), (3, 5076280), (4, 3807210), (5, 3045768), (6, 2538140), (8, 1903605), (10, 1522884), (11, 1384440), (12, 1269070), (15, 1015256), (20, 761442), (22, 692220), (24, 634535), (30, 507628), (33, 461480), (40, 380721), (44, 346110), (55, 276888), (60, 253814), (66, 230740), (83, 183480), (88, 173055), (110, 138444), (120, 126907), (132, 115370), (139, 109560), (165, 92296), (166, 91740), (220, 69222), (249, 61160), (264, 57685), (278, 54780), (330, 46148), (332, 45870), (415, 36696), (417, 36520), (440, 34611), (498, 30580), (556, 27390), (660, 23074), (664, 22935), (695, 21912), (830, 18348), (834, 18260), (913, 16680), (996, 15290), (1112, 13695), (1245, 12232), (1320, 11537), (1390, 10956), (1529, 9960), (1660, 9174), (1668, 9130), (1826, 8340), (1992, 7645), (2085, 7304), (2490, 6116), (2739, 5560), (2780, 5478), (3058, 4980), (3320, 4587), (3336, 4565), (3652, 4170)]