393934140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9157}}^1$

素因数の和:9411

約数の個数: 72

約数和(自身を含む): 1200064320

約数和(自身を除く): 806130180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 9157, 10755, 14340, 18314, 21510, 27471, 36628, 43020, 45785, 54942, 82413, 91570, 109884, 137355, 164826, 183140, 274710, 329652, 412065, 549420, 824130, 1648260, 2188523, 4377046, 6565569, 8754092, 10942615, 13131138, 19696707, 21885230, 26262276, 32827845, 39393414, 43770460, 65655690, 78786828, 98483535, 131311380, 196967070, 393934140]

約数ペア:

[(1, 393934140), (2, 196967070), (3, 131311380), (4, 98483535), (5, 78786828), (6, 65655690), (9, 43770460), (10, 39393414), (12, 32827845), (15, 26262276), (18, 21885230), (20, 19696707), (30, 13131138), (36, 10942615), (45, 8754092), (60, 6565569), (90, 4377046), (180, 2188523), (239, 1648260), (478, 824130), (717, 549420), (956, 412065), (1195, 329652), (1434, 274710), (2151, 183140), (2390, 164826), (2868, 137355), (3585, 109884), (4302, 91570), (4780, 82413), (7170, 54942), (8604, 45785), (9157, 43020), (10755, 36628), (14340, 27471), (18314, 21510)]