148793820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{354271}}^1$

素因数の和:354290

約数の個数: 48

約数和(自身を含む): 476141568

約数和(自身を除く): 327347748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 354271, 708542, 1062813, 1417084, 1771355, 2125626, 2479897, 3542710, 4251252, 4959794, 5314065, 7085420, 7439691, 9919588, 10628130, 12399485, 14879382, 21256260, 24798970, 29758764, 37198455, 49597940, 74396910, 148793820]

約数ペア:

[(1, 148793820), (2, 74396910), (3, 49597940), (4, 37198455), (5, 29758764), (6, 24798970), (7, 21256260), (10, 14879382), (12, 12399485), (14, 10628130), (15, 9919588), (20, 7439691), (21, 7085420), (28, 5314065), (30, 4959794), (35, 4251252), (42, 3542710), (60, 2479897), (70, 2125626), (84, 1771355), (105, 1417084), (140, 1062813), (210, 708542), (420, 354271)]