260691760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1011

約数の個数: 120

約数和(自身を含む): 715507776

約数和(自身を除く): 454816016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 560, 584, 730, 784, 911, 980, 1022, 1168, 1460, 1822, 1960, 2044, 2555, 2920, 3577, 3644, 3920, 4088, 4555, 5110, 5840, 6377, 7154, 7288, 8176, 9110, 10220, 12754, 14308, 14576, 17885, 18220, 20440, 25508, 28616, 31885, 35770, 36440, 40880, 44639, 51016, 57232, 63770, 66503, 71540, 72880, 89278, 102032, 127540, 133006, 143080, 178556, 223195, 255080, 266012, 286160, 332515, 357112, 446390, 465521, 510160, 532024, 665030, 714224, 892780, 931042, 1064048, 1330060, 1785560, 1862084, 2327605, 2660120, 3258647, 3571120, 3724168, 4655210, 5320240, 6517294, 7448336, 9310420, 13034588, 16293235, 18620840, 26069176, 32586470, 37241680, 52138352, 65172940, 130345880, 260691760]

約数ペア:

[(1, 260691760), (2, 130345880), (4, 65172940), (5, 52138352), (7, 37241680), (8, 32586470), (10, 26069176), (14, 18620840), (16, 16293235), (20, 13034588), (28, 9310420), (35, 7448336), (40, 6517294), (49, 5320240), (56, 4655210), (70, 3724168), (73, 3571120), (80, 3258647), (98, 2660120), (112, 2327605), (140, 1862084), (146, 1785560), (196, 1330060), (245, 1064048), (280, 931042), (292, 892780), (365, 714224), (392, 665030), (490, 532024), (511, 510160), (560, 465521), (584, 446390), (730, 357112), (784, 332515), (911, 286160), (980, 266012), (1022, 255080), (1168, 223195), (1460, 178556), (1822, 143080), (1960, 133006), (2044, 127540), (2555, 102032), (2920, 89278), (3577, 72880), (3644, 71540), (3920, 66503), (4088, 63770), (4555, 57232), (5110, 51016), (5840, 44639), (6377, 40880), (7154, 36440), (7288, 35770), (8176, 31885), (9110, 28616), (10220, 25508), (12754, 20440), (14308, 18220), (14576, 17885)]