31315032

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 100800000

約数和(自身を除く): 69484968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 139, 149, 168, 189, 216, 252, 278, 298, 378, 417, 447, 504, 556, 596, 756, 834, 894, 973, 1043, 1112, 1192, 1251, 1341, 1512, 1668, 1788, 1946, 2086, 2502, 2682, 2919, 3129, 3336, 3576, 3753, 3892, 4023, 4172, 5004, 5364, 5838, 6258, 7506, 7784, 8046, 8344, 8757, 9387, 10008, 10728, 11676, 12516, 15012, 16092, 17514, 18774, 20711, 23352, 25032, 26271, 28161, 30024, 32184, 35028, 37548, 41422, 52542, 56322, 62133, 70056, 75096, 82844, 105084, 112644, 124266, 144977, 165688, 186399, 210168, 225288, 248532, 289954, 372798, 434931, 497064, 559197, 579908, 745596, 869862, 1118394, 1159816, 1304793, 1491192, 1739724, 2236788, 2609586, 3479448, 3914379, 4473576, 5219172, 7828758, 10438344, 15657516, 31315032]

約数ペア:

[(1, 31315032), (2, 15657516), (3, 10438344), (4, 7828758), (6, 5219172), (7, 4473576), (8, 3914379), (9, 3479448), (12, 2609586), (14, 2236788), (18, 1739724), (21, 1491192), (24, 1304793), (27, 1159816), (28, 1118394), (36, 869862), (42, 745596), (54, 579908), (56, 559197), (63, 497064), (72, 434931), (84, 372798), (108, 289954), (126, 248532), (139, 225288), (149, 210168), (168, 186399), (189, 165688), (216, 144977), (252, 124266), (278, 112644), (298, 105084), (378, 82844), (417, 75096), (447, 70056), (504, 62133), (556, 56322), (596, 52542), (756, 41422), (834, 37548), (894, 35028), (973, 32184), (1043, 30024), (1112, 28161), (1192, 26271), (1251, 25032), (1341, 23352), (1512, 20711), (1668, 18774), (1788, 17514), (1946, 16092), (2086, 15012), (2502, 12516), (2682, 11676), (2919, 10728), (3129, 10008), (3336, 9387), (3576, 8757), (3753, 8344), (3892, 8046), (4023, 7784), (4172, 7506), (5004, 6258), (5364, 5838)]