64147140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 205837632

約数和(自身を除く): 141690492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 81, 90, 108, 134, 135, 162, 180, 197, 201, 243, 268, 270, 324, 335, 394, 402, 405, 486, 540, 591, 603, 670, 788, 804, 810, 972, 985, 1005, 1182, 1206, 1215, 1340, 1620, 1773, 1809, 1970, 2010, 2364, 2412, 2430, 2955, 3015, 3546, 3618, 3940, 4020, 4860, 5319, 5427, 5910, 6030, 7092, 7236, 8865, 9045, 10638, 10854, 11820, 12060, 13199, 15957, 16281, 17730, 18090, 21276, 21708, 26398, 26595, 27135, 31914, 32562, 35460, 36180, 39597, 47871, 52796, 53190, 54270, 63828, 65124, 65995, 79194, 79785, 81405, 95742, 106380, 108540, 118791, 131990, 158388, 159570, 162810, 191484, 197985, 237582, 239355, 263980, 319140, 325620, 356373, 395970, 475164, 478710, 593955, 712746, 791940, 957420, 1069119, 1187910, 1425492, 1781865, 2138238, 2375820, 3207357, 3563730, 4276476, 5345595, 6414714, 7127460, 10691190, 12829428, 16036785, 21382380, 32073570, 64147140]

約数ペア:

[(1, 64147140), (2, 32073570), (3, 21382380), (4, 16036785), (5, 12829428), (6, 10691190), (9, 7127460), (10, 6414714), (12, 5345595), (15, 4276476), (18, 3563730), (20, 3207357), (27, 2375820), (30, 2138238), (36, 1781865), (45, 1425492), (54, 1187910), (60, 1069119), (67, 957420), (81, 791940), (90, 712746), (108, 593955), (134, 478710), (135, 475164), (162, 395970), (180, 356373), (197, 325620), (201, 319140), (243, 263980), (268, 239355), (270, 237582), (324, 197985), (335, 191484), (394, 162810), (402, 159570), (405, 158388), (486, 131990), (540, 118791), (591, 108540), (603, 106380), (670, 95742), (788, 81405), (804, 79785), (810, 79194), (972, 65995), (985, 65124), (1005, 63828), (1182, 54270), (1206, 53190), (1215, 52796), (1340, 47871), (1620, 39597), (1773, 36180), (1809, 35460), (1970, 32562), (2010, 31914), (2364, 27135), (2412, 26595), (2430, 26398), (2955, 21708), (3015, 21276), (3546, 18090), (3618, 17730), (3940, 16281), (4020, 15957), (4860, 13199), (5319, 12060), (5427, 11820), (5910, 10854), (6030, 10638), (7092, 9045), (7236, 8865)]