189468540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11827}}^1$

素因数の和:11931

約数の個数: 72

約数和(自身を含む): 581227920

約数和(自身を除く): 391759380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 11827, 16020, 23654, 35481, 47308, 59135, 70962, 106443, 118270, 141924, 177405, 212886, 236540, 354810, 425772, 532215, 709620, 1052603, 1064430, 2105206, 2128860, 3157809, 4210412, 5263015, 6315618, 9473427, 10526030, 12631236, 15789045, 18946854, 21052060, 31578090, 37893708, 47367135, 63156180, 94734270, 189468540]

約数ペア:

[(1, 189468540), (2, 94734270), (3, 63156180), (4, 47367135), (5, 37893708), (6, 31578090), (9, 21052060), (10, 18946854), (12, 15789045), (15, 12631236), (18, 10526030), (20, 9473427), (30, 6315618), (36, 5263015), (45, 4210412), (60, 3157809), (89, 2128860), (90, 2105206), (178, 1064430), (180, 1052603), (267, 709620), (356, 532215), (445, 425772), (534, 354810), (801, 236540), (890, 212886), (1068, 177405), (1335, 141924), (1602, 118270), (1780, 106443), (2670, 70962), (3204, 59135), (4005, 47308), (5340, 35481), (8010, 23654), (11827, 16020)]