61518580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 146966400

約数和(自身を除く): 85447820

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 89, 95, 107, 170, 178, 190, 214, 323, 340, 356, 380, 428, 445, 535, 646, 890, 1070, 1292, 1513, 1615, 1691, 1780, 1819, 2033, 2140, 3026, 3230, 3382, 3638, 4066, 6052, 6460, 6764, 7276, 7565, 8132, 8455, 9095, 9523, 10165, 15130, 16910, 18190, 19046, 20330, 28747, 30260, 33820, 34561, 36380, 38092, 40660, 47615, 57494, 69122, 95230, 114988, 138244, 143735, 161891, 172805, 180937, 190460, 287470, 323782, 345610, 361874, 574940, 647564, 691220, 723748, 809455, 904685, 1618910, 1809370, 3075929, 3237820, 3618740, 6151858, 12303716, 15379645, 30759290, 61518580]

約数ペア:

[(1, 61518580), (2, 30759290), (4, 15379645), (5, 12303716), (10, 6151858), (17, 3618740), (19, 3237820), (20, 3075929), (34, 1809370), (38, 1618910), (68, 904685), (76, 809455), (85, 723748), (89, 691220), (95, 647564), (107, 574940), (170, 361874), (178, 345610), (190, 323782), (214, 287470), (323, 190460), (340, 180937), (356, 172805), (380, 161891), (428, 143735), (445, 138244), (535, 114988), (646, 95230), (890, 69122), (1070, 57494), (1292, 47615), (1513, 40660), (1615, 38092), (1691, 36380), (1780, 34561), (1819, 33820), (2033, 30260), (2140, 28747), (3026, 20330), (3230, 19046), (3382, 18190), (3638, 16910), (4066, 15130), (6052, 10165), (6460, 9523), (6764, 9095), (7276, 8455), (7565, 8132)]