647100324

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 216

約数和(自身を含む): 1892846592

約数和(自身を除く): 1245746268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 47, 52, 62, 73, 78, 93, 94, 117, 124, 141, 146, 156, 169, 186, 188, 219, 234, 279, 282, 292, 338, 372, 403, 423, 438, 468, 507, 558, 564, 611, 657, 676, 806, 846, 876, 949, 1014, 1116, 1209, 1222, 1314, 1457, 1521, 1612, 1692, 1833, 1898, 2028, 2263, 2418, 2444, 2628, 2847, 2914, 3042, 3431, 3627, 3666, 3796, 4371, 4526, 4836, 5239, 5499, 5694, 5828, 6084, 6789, 6862, 7254, 7332, 7943, 8541, 8742, 9052, 10293, 10478, 10998, 11388, 12337, 13113, 13578, 13724, 14508, 15717, 15886, 17082, 17484, 18941, 20367, 20586, 20956, 21996, 23829, 24674, 26226, 27156, 29419, 30879, 31434, 31772, 34164, 37011, 37882, 40734, 41172, 44603, 47151, 47658, 49348, 52452, 56823, 58838, 61758, 62868, 71487, 74022, 75764, 81468, 88257, 89206, 94302, 95316, 106361, 111033, 113646, 117676, 123516, 133809, 142974, 148044, 170469, 176514, 178412, 188604, 212722, 222066, 227292, 246233, 264771, 267618, 285948, 319083, 340938, 353028, 382447, 401427, 425444, 444132, 492466, 529542, 535236, 579839, 638166, 681876, 738699, 764894, 802854, 957249, 984932, 1059084, 1147341, 1159678, 1276332, 1382693, 1477398, 1529788, 1605708, 1739517, 1914498, 2216097, 2294682, 2319356, 2765386, 2954796, 3442023, 3479034, 3828996, 4148079, 4432194, 4589364, 5218551, 5530772, 6884046, 6958068, 8296158, 8864388, 10437102, 12444237, 13768092, 16592316, 17975009, 20874204, 24888474, 35950018, 49776948, 53925027, 71900036, 107850054, 161775081, 215700108, 323550162, 647100324]

約数ペア:

[(1, 647100324), (2, 323550162), (3, 215700108), (4, 161775081), (6, 107850054), (9, 71900036), (12, 53925027), (13, 49776948), (18, 35950018), (26, 24888474), (31, 20874204), (36, 17975009), (39, 16592316), (47, 13768092), (52, 12444237), (62, 10437102), (73, 8864388), (78, 8296158), (93, 6958068), (94, 6884046), (117, 5530772), (124, 5218551), (141, 4589364), (146, 4432194), (156, 4148079), (169, 3828996), (186, 3479034), (188, 3442023), (219, 2954796), (234, 2765386), (279, 2319356), (282, 2294682), (292, 2216097), (338, 1914498), (372, 1739517), (403, 1605708), (423, 1529788), (438, 1477398), (468, 1382693), (507, 1276332), (558, 1159678), (564, 1147341), (611, 1059084), (657, 984932), (676, 957249), (806, 802854), (846, 764894), (876, 738699), (949, 681876), (1014, 638166), (1116, 579839), (1209, 535236), (1222, 529542), (1314, 492466), (1457, 444132), (1521, 425444), (1612, 401427), (1692, 382447), (1833, 353028), (1898, 340938), (2028, 319083), (2263, 285948), (2418, 267618), (2444, 264771), (2628, 246233), (2847, 227292), (2914, 222066), (3042, 212722), (3431, 188604), (3627, 178412), (3666, 176514), (3796, 170469), (4371, 148044), (4526, 142974), (4836, 133809), (5239, 123516), (5499, 117676), (5694, 113646), (5828, 111033), (6084, 106361), (6789, 95316), (6862, 94302), (7254, 89206), (7332, 88257), (7943, 81468), (8541, 75764), (8742, 74022), (9052, 71487), (10293, 62868), (10478, 61758), (10998, 58838), (11388, 56823), (12337, 52452), (13113, 49348), (13578, 47658), (13724, 47151), (14508, 44603), (15717, 41172), (15886, 40734), (17082, 37882), (17484, 37011), (18941, 34164), (20367, 31772), (20586, 31434), (20956, 30879), (21996, 29419), (23829, 27156), (24674, 26226)]