121230460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 287884800

約数和(自身を除く): 166654340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 89, 124, 130, 155, 169, 178, 260, 310, 338, 356, 403, 445, 620, 676, 806, 845, 890, 1157, 1612, 1690, 1780, 2015, 2197, 2314, 2759, 3380, 4030, 4394, 4628, 5239, 5518, 5785, 8060, 8788, 10478, 10985, 11036, 11570, 13795, 15041, 20956, 21970, 23140, 26195, 27590, 30082, 35867, 43940, 52390, 55180, 60164, 68107, 71734, 75205, 104780, 136214, 143468, 150410, 179335, 195533, 272428, 300820, 340535, 358670, 391066, 466271, 681070, 717340, 782132, 932542, 977665, 1362140, 1865084, 1955330, 2331355, 3910660, 4662710, 6061523, 9325420, 12123046, 24246092, 30307615, 60615230, 121230460]

約数ペア:

[(1, 121230460), (2, 60615230), (4, 30307615), (5, 24246092), (10, 12123046), (13, 9325420), (20, 6061523), (26, 4662710), (31, 3910660), (52, 2331355), (62, 1955330), (65, 1865084), (89, 1362140), (124, 977665), (130, 932542), (155, 782132), (169, 717340), (178, 681070), (260, 466271), (310, 391066), (338, 358670), (356, 340535), (403, 300820), (445, 272428), (620, 195533), (676, 179335), (806, 150410), (845, 143468), (890, 136214), (1157, 104780), (1612, 75205), (1690, 71734), (1780, 68107), (2015, 60164), (2197, 55180), (2314, 52390), (2759, 43940), (3380, 35867), (4030, 30082), (4394, 27590), (4628, 26195), (5239, 23140), (5518, 21970), (5785, 20956), (8060, 15041), (8788, 13795), (10478, 11570), (10985, 11036)]