30821700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1166

約数の個数: 144

約数和(自身を含む): 109854080

約数和(自身を除く): 79032380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1129, 1300, 1365, 1820, 1950, 2100, 2258, 2275, 2730, 3387, 3900, 4516, 4550, 5460, 5645, 6774, 6825, 7903, 9100, 11290, 13548, 13650, 14677, 15806, 16935, 22580, 23709, 27300, 28225, 29354, 31612, 33870, 39515, 44031, 47418, 56450, 58708, 67740, 73385, 79030, 84675, 88062, 94836, 102739, 112900, 118545, 146770, 158060, 169350, 176124, 197575, 205478, 220155, 237090, 293540, 308217, 338700, 366925, 395150, 410956, 440310, 474180, 513695, 592725, 616434, 733850, 790300, 880620, 1027390, 1100775, 1185450, 1232868, 1467700, 1541085, 2054780, 2201550, 2370900, 2568475, 3082170, 4403100, 5136950, 6164340, 7705425, 10273900, 15410850, 30821700]

約数ペア:

[(1, 30821700), (2, 15410850), (3, 10273900), (4, 7705425), (5, 6164340), (6, 5136950), (7, 4403100), (10, 3082170), (12, 2568475), (13, 2370900), (14, 2201550), (15, 2054780), (20, 1541085), (21, 1467700), (25, 1232868), (26, 1185450), (28, 1100775), (30, 1027390), (35, 880620), (39, 790300), (42, 733850), (50, 616434), (52, 592725), (60, 513695), (65, 474180), (70, 440310), (75, 410956), (78, 395150), (84, 366925), (91, 338700), (100, 308217), (105, 293540), (130, 237090), (140, 220155), (150, 205478), (156, 197575), (175, 176124), (182, 169350), (195, 158060), (210, 146770), (260, 118545), (273, 112900), (300, 102739), (325, 94836), (350, 88062), (364, 84675), (390, 79030), (420, 73385), (455, 67740), (525, 58708), (546, 56450), (650, 47418), (700, 44031), (780, 39515), (910, 33870), (975, 31612), (1050, 29354), (1092, 28225), (1129, 27300), (1300, 23709), (1365, 22580), (1820, 16935), (1950, 15806), (2100, 14677), (2258, 13650), (2275, 13548), (2730, 11290), (3387, 9100), (3900, 7903), (4516, 6825), (4550, 6774), (5460, 5645)]