81053700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2969}}^1$

素因数の和:3006

約数の個数: 144

約数和(自身を含む): 288731520

約数和(自身を除く): 207677820

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, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 2969, 3900, 4550, 5460, 5938, 6825, 8907, 9100, 11876, 13650, 14845, 17814, 20783, 27300, 29690, 35628, 38597, 41566, 44535, 59380, 62349, 74225, 77194, 83132, 89070, 103915, 115791, 124698, 148450, 154388, 178140, 192985, 207830, 222675, 231582, 249396, 270179, 296900, 311745, 385970, 415660, 445350, 463164, 519575, 540358, 578955, 623490, 771940, 810537, 890700, 964925, 1039150, 1080716, 1157910, 1246980, 1350895, 1558725, 1621074, 1929850, 2078300, 2315820, 2701790, 2894775, 3117450, 3242148, 3859700, 4052685, 5403580, 5789550, 6234900, 6754475, 8105370, 11579100, 13508950, 16210740, 20263425, 27017900, 40526850, 81053700]

約数ペア:

[(1, 81053700), (2, 40526850), (3, 27017900), (4, 20263425), (5, 16210740), (6, 13508950), (7, 11579100), (10, 8105370), (12, 6754475), (13, 6234900), (14, 5789550), (15, 5403580), (20, 4052685), (21, 3859700), (25, 3242148), (26, 3117450), (28, 2894775), (30, 2701790), (35, 2315820), (39, 2078300), (42, 1929850), (50, 1621074), (52, 1558725), (60, 1350895), (65, 1246980), (70, 1157910), (75, 1080716), (78, 1039150), (84, 964925), (91, 890700), (100, 810537), (105, 771940), (130, 623490), (140, 578955), (150, 540358), (156, 519575), (175, 463164), (182, 445350), (195, 415660), (210, 385970), (260, 311745), (273, 296900), (300, 270179), (325, 249396), (350, 231582), (364, 222675), (390, 207830), (420, 192985), (455, 178140), (525, 154388), (546, 148450), (650, 124698), (700, 115791), (780, 103915), (910, 89070), (975, 83132), (1050, 77194), (1092, 74225), (1300, 62349), (1365, 59380), (1820, 44535), (1950, 41566), (2100, 38597), (2275, 35628), (2730, 29690), (2969, 27300), (3900, 20783), (4550, 17814), (5460, 14845), (5938, 13650), (6825, 11876), (8907, 9100)]