40720212

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 120516480

約数和(自身を除く): 79796268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 92, 97, 108, 117, 138, 156, 169, 194, 207, 234, 276, 291, 299, 338, 351, 388, 414, 468, 507, 582, 598, 621, 676, 702, 828, 873, 897, 1014, 1164, 1196, 1242, 1261, 1404, 1521, 1746, 1794, 2028, 2231, 2484, 2522, 2619, 2691, 3042, 3492, 3588, 3783, 3887, 4462, 4563, 5044, 5238, 5382, 6084, 6693, 7566, 7774, 8073, 8924, 9126, 10476, 10764, 11349, 11661, 13386, 15132, 15548, 16146, 16393, 18252, 20079, 22698, 23322, 26772, 29003, 32292, 32786, 34047, 34983, 40158, 45396, 46644, 49179, 58006, 60237, 65572, 68094, 69966, 80316, 87009, 98358, 104949, 116012, 120474, 136188, 139932, 147537, 174018, 196716, 209898, 240948, 261027, 295074, 348036, 377039, 419796, 442611, 522054, 590148, 754078, 783081, 885222, 1044108, 1131117, 1508156, 1566162, 1770444, 2262234, 3132324, 3393351, 4524468, 6786702, 10180053, 13573404, 20360106, 40720212]

約数ペア:

[(1, 40720212), (2, 20360106), (3, 13573404), (4, 10180053), (6, 6786702), (9, 4524468), (12, 3393351), (13, 3132324), (18, 2262234), (23, 1770444), (26, 1566162), (27, 1508156), (36, 1131117), (39, 1044108), (46, 885222), (52, 783081), (54, 754078), (69, 590148), (78, 522054), (92, 442611), (97, 419796), (108, 377039), (117, 348036), (138, 295074), (156, 261027), (169, 240948), (194, 209898), (207, 196716), (234, 174018), (276, 147537), (291, 139932), (299, 136188), (338, 120474), (351, 116012), (388, 104949), (414, 98358), (468, 87009), (507, 80316), (582, 69966), (598, 68094), (621, 65572), (676, 60237), (702, 58006), (828, 49179), (873, 46644), (897, 45396), (1014, 40158), (1164, 34983), (1196, 34047), (1242, 32786), (1261, 32292), (1404, 29003), (1521, 26772), (1746, 23322), (1794, 22698), (2028, 20079), (2231, 18252), (2484, 16393), (2522, 16146), (2619, 15548), (2691, 15132), (3042, 13386), (3492, 11661), (3588, 11349), (3783, 10764), (3887, 10476), (4462, 9126), (4563, 8924), (5044, 8073), (5238, 7774), (5382, 7566), (6084, 6693)]