18746100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 61871040

約数和(自身を除く): 43124940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 90, 100, 106, 108, 131, 135, 150, 159, 180, 212, 225, 262, 265, 270, 300, 318, 393, 450, 477, 524, 530, 540, 636, 655, 675, 786, 795, 900, 954, 1060, 1179, 1310, 1325, 1350, 1431, 1572, 1590, 1908, 1965, 2358, 2385, 2620, 2650, 2700, 2862, 3180, 3275, 3537, 3930, 3975, 4716, 4770, 5300, 5724, 5895, 6550, 6943, 7074, 7155, 7860, 7950, 9540, 9825, 11790, 11925, 13100, 13886, 14148, 14310, 15900, 17685, 19650, 20829, 23580, 23850, 27772, 28620, 29475, 34715, 35370, 35775, 39300, 41658, 47700, 58950, 62487, 69430, 70740, 71550, 83316, 88425, 104145, 117900, 124974, 138860, 143100, 173575, 176850, 187461, 208290, 249948, 312435, 347150, 353700, 374922, 416580, 520725, 624870, 694300, 749844, 937305, 1041450, 1249740, 1562175, 1874610, 2082900, 3124350, 3749220, 4686525, 6248700, 9373050, 18746100]

約数ペア:

[(1, 18746100), (2, 9373050), (3, 6248700), (4, 4686525), (5, 3749220), (6, 3124350), (9, 2082900), (10, 1874610), (12, 1562175), (15, 1249740), (18, 1041450), (20, 937305), (25, 749844), (27, 694300), (30, 624870), (36, 520725), (45, 416580), (50, 374922), (53, 353700), (54, 347150), (60, 312435), (75, 249948), (90, 208290), (100, 187461), (106, 176850), (108, 173575), (131, 143100), (135, 138860), (150, 124974), (159, 117900), (180, 104145), (212, 88425), (225, 83316), (262, 71550), (265, 70740), (270, 69430), (300, 62487), (318, 58950), (393, 47700), (450, 41658), (477, 39300), (524, 35775), (530, 35370), (540, 34715), (636, 29475), (655, 28620), (675, 27772), (786, 23850), (795, 23580), (900, 20829), (954, 19650), (1060, 17685), (1179, 15900), (1310, 14310), (1325, 14148), (1350, 13886), (1431, 13100), (1572, 11925), (1590, 11790), (1908, 9825), (1965, 9540), (2358, 7950), (2385, 7860), (2620, 7155), (2650, 7074), (2700, 6943), (2862, 6550), (3180, 5895), (3275, 5724), (3537, 5300), (3930, 4770), (3975, 4716)]