21215672400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1359979}}^1$

素因数の和:1360013

約数の個数: 120

約数和(自身を含む): 73188683680

約数和(自身を除く): 51973011280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1300, 1560, 1950, 2600, 3120, 3900, 5200, 7800, 15600, 1359979, 2719958, 4079937, 5439916, 6799895, 8159874, 10879832, 13599790, 16319748, 17679727, 20399685, 21759664, 27199580, 32639496, 33999475, 35359454, 40799370, 53039181, 54399160, 65278992, 67998950, 70718908, 81598740, 88398635, 101998425, 106078362, 108798320, 135997900, 141437816, 163197480, 176797270, 203996850, 212156724, 265195905, 271995800, 282875632, 326394960, 353594540, 407993700, 424313448, 441993175, 530391810, 543991600, 707189080, 815987400, 848626896, 883986350, 1060783620, 1325979525, 1414378160, 1631974800, 1767972700, 2121567240, 2651959050, 3535945400, 4243134480, 5303918100, 7071890800, 10607836200, 21215672400]

約数ペア:

[(1, 21215672400), (2, 10607836200), (3, 7071890800), (4, 5303918100), (5, 4243134480), (6, 3535945400), (8, 2651959050), (10, 2121567240), (12, 1767972700), (13, 1631974800), (15, 1414378160), (16, 1325979525), (20, 1060783620), (24, 883986350), (25, 848626896), (26, 815987400), (30, 707189080), (39, 543991600), (40, 530391810), (48, 441993175), (50, 424313448), (52, 407993700), (60, 353594540), (65, 326394960), (75, 282875632), (78, 271995800), (80, 265195905), (100, 212156724), (104, 203996850), (120, 176797270), (130, 163197480), (150, 141437816), (156, 135997900), (195, 108798320), (200, 106078362), (208, 101998425), (240, 88398635), (260, 81598740), (300, 70718908), (312, 67998950), (325, 65278992), (390, 54399160), (400, 53039181), (520, 40799370), (600, 35359454), (624, 33999475), (650, 32639496), (780, 27199580), (975, 21759664), (1040, 20399685), (1200, 17679727), (1300, 16319748), (1560, 13599790), (1950, 10879832), (2600, 8159874), (3120, 6799895), (3900, 5439916), (5200, 4079937), (7800, 2719958), (15600, 1359979)]