338329040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19489}}^1$

素因数の和:19540

約数の個数: 80

約数和(自身を含む): 928035840

約数和(自身を除く): 589706800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 19489, 38978, 77956, 97445, 136423, 155912, 194890, 272846, 311824, 389780, 545692, 604159, 682115, 779560, 1091384, 1208318, 1364230, 1559120, 2182768, 2416636, 2728460, 3020795, 4229113, 4833272, 5456920, 6041590, 8458226, 9666544, 10913840, 12083180, 16916452, 21145565, 24166360, 33832904, 42291130, 48332720, 67665808, 84582260, 169164520, 338329040]

約数ペア:

[(1, 338329040), (2, 169164520), (4, 84582260), (5, 67665808), (7, 48332720), (8, 42291130), (10, 33832904), (14, 24166360), (16, 21145565), (20, 16916452), (28, 12083180), (31, 10913840), (35, 9666544), (40, 8458226), (56, 6041590), (62, 5456920), (70, 4833272), (80, 4229113), (112, 3020795), (124, 2728460), (140, 2416636), (155, 2182768), (217, 1559120), (248, 1364230), (280, 1208318), (310, 1091384), (434, 779560), (496, 682115), (560, 604159), (620, 545692), (868, 389780), (1085, 311824), (1240, 272846), (1736, 194890), (2170, 155912), (2480, 136423), (3472, 97445), (4340, 77956), (8680, 38978), (17360, 19489)]