1330461890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 2644170480

約数和(自身を除く): 1313708590

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 89, 95, 101, 178, 190, 202, 205, 361, 410, 445, 505, 722, 779, 890, 1010, 1558, 1691, 1805, 1919, 3382, 3610, 3649, 3838, 3895, 4141, 7298, 7790, 8282, 8455, 8989, 9595, 14801, 16910, 17978, 18245, 19190, 20705, 29602, 32129, 36461, 36490, 41410, 44945, 64258, 69331, 72922, 74005, 78679, 89890, 138662, 148010, 157358, 160645, 170791, 182305, 321290, 341582, 346655, 364610, 368549, 393395, 693310, 737098, 786790, 853955, 1317289, 1494901, 1707910, 1842745, 2634578, 2989802, 3245029, 3685490, 6490058, 6586445, 7002431, 7474505, 13172890, 14004862, 14949010, 16225145, 32450290, 35012155, 70024310, 133046189, 266092378, 665230945, 1330461890]

約数ペア:

[(1, 1330461890), (2, 665230945), (5, 266092378), (10, 133046189), (19, 70024310), (38, 35012155), (41, 32450290), (82, 16225145), (89, 14949010), (95, 14004862), (101, 13172890), (178, 7474505), (190, 7002431), (202, 6586445), (205, 6490058), (361, 3685490), (410, 3245029), (445, 2989802), (505, 2634578), (722, 1842745), (779, 1707910), (890, 1494901), (1010, 1317289), (1558, 853955), (1691, 786790), (1805, 737098), (1919, 693310), (3382, 393395), (3610, 368549), (3649, 364610), (3838, 346655), (3895, 341582), (4141, 321290), (7298, 182305), (7790, 170791), (8282, 160645), (8455, 157358), (8989, 148010), (9595, 138662), (14801, 89890), (16910, 78679), (17978, 74005), (18245, 72922), (19190, 69331), (20705, 64258), (29602, 44945), (32129, 41410), (36461, 36490)]