130984980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311869}}^1$

素因数の和:311888

約数の個数: 48

約数和(自身を含む): 419153280

約数和(自身を除く): 288168300

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, 311869, 623738, 935607, 1247476, 1559345, 1871214, 2183083, 3118690, 3742428, 4366166, 4678035, 6237380, 6549249, 8732332, 9356070, 10915415, 13098498, 18712140, 21830830, 26196996, 32746245, 43661660, 65492490, 130984980]

約数ペア:

[(1, 130984980), (2, 65492490), (3, 43661660), (4, 32746245), (5, 26196996), (6, 21830830), (7, 18712140), (10, 13098498), (12, 10915415), (14, 9356070), (15, 8732332), (20, 6549249), (21, 6237380), (28, 4678035), (30, 4366166), (35, 3742428), (42, 3118690), (60, 2183083), (70, 1871214), (84, 1559345), (105, 1247476), (140, 935607), (210, 623738), (420, 311869)]