421810816

素因数分解:

$2^7\times 7^2\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:754

約数の個数: 96

約数和(自身を含む): 988089300

約数和(自身を除く): 566278484

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 109, 112, 128, 196, 218, 224, 392, 436, 448, 617, 763, 784, 872, 896, 1234, 1526, 1568, 1744, 2468, 3052, 3136, 3488, 4319, 4936, 5341, 6104, 6272, 6976, 8638, 9872, 10682, 12208, 13952, 17276, 19744, 21364, 24416, 30233, 34552, 39488, 42728, 48832, 60466, 67253, 69104, 78976, 85456, 97664, 120932, 134506, 138208, 170912, 241864, 269012, 276416, 341824, 470771, 483728, 538024, 552832, 683648, 941542, 967456, 1076048, 1883084, 1934912, 2152096, 3295397, 3766168, 3869824, 4304192, 6590794, 7532336, 8608384, 13181588, 15064672, 26363176, 30129344, 52726352, 60258688, 105452704, 210905408, 421810816]

約数ペア:

[(1, 421810816), (2, 210905408), (4, 105452704), (7, 60258688), (8, 52726352), (14, 30129344), (16, 26363176), (28, 15064672), (32, 13181588), (49, 8608384), (56, 7532336), (64, 6590794), (98, 4304192), (109, 3869824), (112, 3766168), (128, 3295397), (196, 2152096), (218, 1934912), (224, 1883084), (392, 1076048), (436, 967456), (448, 941542), (617, 683648), (763, 552832), (784, 538024), (872, 483728), (896, 470771), (1234, 341824), (1526, 276416), (1568, 269012), (1744, 241864), (2468, 170912), (3052, 138208), (3136, 134506), (3488, 120932), (4319, 97664), (4936, 85456), (5341, 78976), (6104, 69104), (6272, 67253), (6976, 60466), (8638, 48832), (9872, 42728), (10682, 39488), (12208, 34552), (13952, 30233), (17276, 24416), (19744, 21364)]