131350284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 374250240

約数和(自身を除く): 242899956

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 67, 71, 78, 117, 118, 134, 142, 156, 177, 201, 213, 234, 236, 268, 284, 354, 402, 426, 468, 531, 603, 639, 708, 767, 804, 852, 871, 923, 1062, 1206, 1278, 1534, 1742, 1846, 2124, 2301, 2412, 2556, 2613, 2769, 3068, 3484, 3692, 3953, 4189, 4602, 4757, 5226, 5538, 6903, 7839, 7906, 8307, 8378, 9204, 9514, 10452, 11076, 11859, 12567, 13806, 14271, 15678, 15812, 16614, 16756, 19028, 23718, 25134, 27612, 28542, 31356, 33228, 35577, 37701, 42813, 47436, 50268, 51389, 54457, 57084, 61841, 71154, 75402, 85626, 102778, 108914, 123682, 142308, 150804, 154167, 163371, 171252, 185523, 205556, 217828, 247364, 280663, 308334, 326742, 371046, 462501, 490113, 556569, 561326, 616668, 653484, 742092, 841989, 925002, 980226, 1113138, 1122652, 1683978, 1850004, 1960452, 2226276, 2525967, 3367956, 3648619, 5051934, 7297238, 10103868, 10945857, 14594476, 21891714, 32837571, 43783428, 65675142, 131350284]

約数ペア:

[(1, 131350284), (2, 65675142), (3, 43783428), (4, 32837571), (6, 21891714), (9, 14594476), (12, 10945857), (13, 10103868), (18, 7297238), (26, 5051934), (36, 3648619), (39, 3367956), (52, 2525967), (59, 2226276), (67, 1960452), (71, 1850004), (78, 1683978), (117, 1122652), (118, 1113138), (134, 980226), (142, 925002), (156, 841989), (177, 742092), (201, 653484), (213, 616668), (234, 561326), (236, 556569), (268, 490113), (284, 462501), (354, 371046), (402, 326742), (426, 308334), (468, 280663), (531, 247364), (603, 217828), (639, 205556), (708, 185523), (767, 171252), (804, 163371), (852, 154167), (871, 150804), (923, 142308), (1062, 123682), (1206, 108914), (1278, 102778), (1534, 85626), (1742, 75402), (1846, 71154), (2124, 61841), (2301, 57084), (2412, 54457), (2556, 51389), (2613, 50268), (2769, 47436), (3068, 42813), (3484, 37701), (3692, 35577), (3953, 33228), (4189, 31356), (4602, 28542), (4757, 27612), (5226, 25134), (5538, 23718), (6903, 19028), (7839, 16756), (7906, 16614), (8307, 15812), (8378, 15678), (9204, 14271), (9514, 13806), (10452, 12567), (11076, 11859)]