331511292

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 168

約数和(自身を含む): 1009932000

約数和(自身を除く): 678420708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 109, 126, 149, 162, 189, 218, 243, 252, 298, 324, 327, 378, 436, 447, 486, 567, 596, 654, 729, 756, 763, 894, 972, 981, 1043, 1134, 1308, 1341, 1458, 1526, 1701, 1788, 1962, 2086, 2268, 2289, 2682, 2916, 2943, 3052, 3129, 3402, 3924, 4023, 4172, 4578, 5103, 5364, 5886, 6258, 6804, 6867, 8046, 8829, 9156, 9387, 10206, 11772, 12069, 12516, 13734, 16092, 16241, 17658, 18774, 20412, 20601, 24138, 26487, 27468, 28161, 32482, 35316, 36207, 37548, 41202, 48276, 48723, 52974, 56322, 61803, 64964, 72414, 79461, 82404, 84483, 97446, 105948, 108621, 112644, 113687, 123606, 144828, 146169, 158922, 168966, 185409, 194892, 217242, 227374, 247212, 253449, 292338, 317844, 337932, 341061, 370818, 434484, 438507, 454748, 506898, 556227, 584676, 682122, 741636, 760347, 877014, 1013796, 1023183, 1112454, 1315521, 1364244, 1520694, 1754028, 2046366, 2224908, 2631042, 3041388, 3069549, 3946563, 4092732, 5262084, 6139098, 7893126, 9208647, 11839689, 12278196, 15786252, 18417294, 23679378, 27625941, 36834588, 47358756, 55251882, 82877823, 110503764, 165755646, 331511292]

約数ペア:

[(1, 331511292), (2, 165755646), (3, 110503764), (4, 82877823), (6, 55251882), (7, 47358756), (9, 36834588), (12, 27625941), (14, 23679378), (18, 18417294), (21, 15786252), (27, 12278196), (28, 11839689), (36, 9208647), (42, 7893126), (54, 6139098), (63, 5262084), (81, 4092732), (84, 3946563), (108, 3069549), (109, 3041388), (126, 2631042), (149, 2224908), (162, 2046366), (189, 1754028), (218, 1520694), (243, 1364244), (252, 1315521), (298, 1112454), (324, 1023183), (327, 1013796), (378, 877014), (436, 760347), (447, 741636), (486, 682122), (567, 584676), (596, 556227), (654, 506898), (729, 454748), (756, 438507), (763, 434484), (894, 370818), (972, 341061), (981, 337932), (1043, 317844), (1134, 292338), (1308, 253449), (1341, 247212), (1458, 227374), (1526, 217242), (1701, 194892), (1788, 185409), (1962, 168966), (2086, 158922), (2268, 146169), (2289, 144828), (2682, 123606), (2916, 113687), (2943, 112644), (3052, 108621), (3129, 105948), (3402, 97446), (3924, 84483), (4023, 82404), (4172, 79461), (4578, 72414), (5103, 64964), (5364, 61803), (5886, 56322), (6258, 52974), (6804, 48723), (6867, 48276), (8046, 41202), (8829, 37548), (9156, 36207), (9387, 35316), (10206, 32482), (11772, 28161), (12069, 27468), (12516, 26487), (13734, 24138), (16092, 20601), (16241, 20412), (17658, 18774)]