378877860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:970

約数の個数: 144

約数和(自身を含む): 1219982400

約数和(自身を除く): 841104540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 139, 171, 180, 190, 228, 278, 285, 342, 380, 417, 556, 570, 684, 695, 797, 834, 855, 1140, 1251, 1390, 1594, 1668, 1710, 2085, 2391, 2502, 2641, 2780, 3188, 3420, 3985, 4170, 4782, 5004, 5282, 6255, 7173, 7923, 7970, 8340, 9564, 10564, 11955, 12510, 13205, 14346, 15143, 15846, 15940, 23769, 23910, 25020, 26410, 28692, 30286, 31692, 35865, 39615, 45429, 47538, 47820, 52820, 60572, 71730, 75715, 79230, 90858, 95076, 110783, 118845, 136287, 143460, 151430, 158460, 181716, 221566, 227145, 237690, 272574, 302860, 332349, 443132, 454290, 475380, 545148, 553915, 664698, 681435, 908580, 997047, 1107830, 1329396, 1362870, 1661745, 1994094, 2104877, 2215660, 2725740, 3323490, 3988188, 4209754, 4985235, 6314631, 6646980, 8419508, 9970470, 10524385, 12629262, 18943893, 19940940, 21048770, 25258524, 31573155, 37887786, 42097540, 63146310, 75775572, 94719465, 126292620, 189438930, 378877860]

約数ペア:

[(1, 378877860), (2, 189438930), (3, 126292620), (4, 94719465), (5, 75775572), (6, 63146310), (9, 42097540), (10, 37887786), (12, 31573155), (15, 25258524), (18, 21048770), (19, 19940940), (20, 18943893), (30, 12629262), (36, 10524385), (38, 9970470), (45, 8419508), (57, 6646980), (60, 6314631), (76, 4985235), (90, 4209754), (95, 3988188), (114, 3323490), (139, 2725740), (171, 2215660), (180, 2104877), (190, 1994094), (228, 1661745), (278, 1362870), (285, 1329396), (342, 1107830), (380, 997047), (417, 908580), (556, 681435), (570, 664698), (684, 553915), (695, 545148), (797, 475380), (834, 454290), (855, 443132), (1140, 332349), (1251, 302860), (1390, 272574), (1594, 237690), (1668, 227145), (1710, 221566), (2085, 181716), (2391, 158460), (2502, 151430), (2641, 143460), (2780, 136287), (3188, 118845), (3420, 110783), (3985, 95076), (4170, 90858), (4782, 79230), (5004, 75715), (5282, 71730), (6255, 60572), (7173, 52820), (7923, 47820), (7970, 47538), (8340, 45429), (9564, 39615), (10564, 35865), (11955, 31692), (12510, 30286), (13205, 28692), (14346, 26410), (15143, 25020), (15846, 23910), (15940, 23769)]