1304945040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{776753}}^1$

素因数の和:776776

約数の個数: 80

約数和(自身を含む): 4623239808

約数和(自身を除く): 3318294768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 776753, 1553506, 2330259, 3107012, 3883765, 4660518, 5437271, 6214024, 7767530, 9321036, 10874542, 11651295, 12428048, 15535060, 16311813, 18642072, 21749084, 23302590, 27186355, 31070120, 32623626, 37284144, 43498168, 46605180, 54372710, 62140240, 65247252, 81559065, 86996336, 93210360, 108745420, 130494504, 163118130, 186420720, 217490840, 260989008, 326236260, 434981680, 652472520, 1304945040]

約数ペア:

[(1, 1304945040), (2, 652472520), (3, 434981680), (4, 326236260), (5, 260989008), (6, 217490840), (7, 186420720), (8, 163118130), (10, 130494504), (12, 108745420), (14, 93210360), (15, 86996336), (16, 81559065), (20, 65247252), (21, 62140240), (24, 54372710), (28, 46605180), (30, 43498168), (35, 37284144), (40, 32623626), (42, 31070120), (48, 27186355), (56, 23302590), (60, 21749084), (70, 18642072), (80, 16311813), (84, 15535060), (105, 12428048), (112, 11651295), (120, 10874542), (140, 9321036), (168, 7767530), (210, 6214024), (240, 5437271), (280, 4660518), (336, 3883765), (420, 3107012), (560, 2330259), (840, 1553506), (1680, 776753)]