72319016

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 183859200

約数和(自身を除く): 111540184

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 37, 38, 44, 56, 74, 76, 77, 88, 133, 148, 152, 154, 167, 209, 259, 266, 296, 308, 334, 407, 418, 518, 532, 616, 668, 703, 814, 836, 1036, 1064, 1169, 1336, 1406, 1463, 1628, 1672, 1837, 2072, 2338, 2812, 2849, 2926, 3173, 3256, 3674, 4676, 4921, 5624, 5698, 5852, 6179, 6346, 7348, 7733, 9352, 9842, 11396, 11704, 12358, 12692, 12859, 14696, 15466, 19684, 22211, 22792, 24716, 25384, 25718, 30932, 34903, 39368, 43253, 44422, 49432, 51436, 54131, 61864, 67969, 69806, 86506, 88844, 102872, 108262, 117401, 135938, 139612, 173012, 177688, 216524, 234802, 244321, 271876, 279224, 346024, 433048, 469604, 475783, 488642, 543752, 821807, 939208, 951566, 977284, 1291411, 1643614, 1903132, 1954568, 2582822, 3287228, 3806264, 5165644, 6574456, 9039877, 10331288, 18079754, 36159508, 72319016]

約数ペア:

[(1, 72319016), (2, 36159508), (4, 18079754), (7, 10331288), (8, 9039877), (11, 6574456), (14, 5165644), (19, 3806264), (22, 3287228), (28, 2582822), (37, 1954568), (38, 1903132), (44, 1643614), (56, 1291411), (74, 977284), (76, 951566), (77, 939208), (88, 821807), (133, 543752), (148, 488642), (152, 475783), (154, 469604), (167, 433048), (209, 346024), (259, 279224), (266, 271876), (296, 244321), (308, 234802), (334, 216524), (407, 177688), (418, 173012), (518, 139612), (532, 135938), (616, 117401), (668, 108262), (703, 102872), (814, 88844), (836, 86506), (1036, 69806), (1064, 67969), (1169, 61864), (1336, 54131), (1406, 51436), (1463, 49432), (1628, 44422), (1672, 43253), (1837, 39368), (2072, 34903), (2338, 30932), (2812, 25718), (2849, 25384), (2926, 24716), (3173, 22792), (3256, 22211), (3674, 19684), (4676, 15466), (4921, 14696), (5624, 12859), (5698, 12692), (5852, 12358), (6179, 11704), (6346, 11396), (7348, 9842), (7733, 9352)]