1306681520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{4703}}^1$

素因数の和:4890

約数の個数: 80

約数和(自身を含む): 3191795712

約数和(自身を除く): 1885114192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 151, 184, 230, 302, 368, 460, 604, 755, 920, 1208, 1510, 1840, 2416, 3020, 3473, 4703, 6040, 6946, 9406, 12080, 13892, 17365, 18812, 23515, 27784, 34730, 37624, 47030, 55568, 69460, 75248, 94060, 108169, 138920, 188120, 216338, 277840, 376240, 432676, 540845, 710153, 865352, 1081690, 1420306, 1730704, 2163380, 2840612, 3550765, 4326760, 5681224, 7101530, 8653520, 11362448, 14203060, 16333519, 28406120, 32667038, 56812240, 65334076, 81667595, 130668152, 163335190, 261336304, 326670380, 653340760, 1306681520]

約数ペア:

[(1, 1306681520), (2, 653340760), (4, 326670380), (5, 261336304), (8, 163335190), (10, 130668152), (16, 81667595), (20, 65334076), (23, 56812240), (40, 32667038), (46, 28406120), (80, 16333519), (92, 14203060), (115, 11362448), (151, 8653520), (184, 7101530), (230, 5681224), (302, 4326760), (368, 3550765), (460, 2840612), (604, 2163380), (755, 1730704), (920, 1420306), (1208, 1081690), (1510, 865352), (1840, 710153), (2416, 540845), (3020, 432676), (3473, 376240), (4703, 277840), (6040, 216338), (6946, 188120), (9406, 138920), (12080, 108169), (13892, 94060), (17365, 75248), (18812, 69460), (23515, 55568), (27784, 47030), (34730, 37624)]