222503120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1889

約数の個数: 120

約数和(自身を含む): 621531648

約数和(自身を除く): 399028528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1831, 1960, 2170, 2480, 3038, 3472, 3662, 3920, 4340, 6076, 7324, 7595, 8680, 9155, 12152, 12817, 14648, 15190, 17360, 18310, 24304, 25634, 29296, 30380, 36620, 51268, 56761, 60760, 64085, 73240, 89719, 102536, 113522, 121520, 128170, 146480, 179438, 205072, 227044, 256340, 283805, 358876, 397327, 448595, 454088, 512680, 567610, 717752, 794654, 897190, 908176, 1025360, 1135220, 1435504, 1589308, 1794380, 1986635, 2270440, 2781289, 3178616, 3588760, 3973270, 4540880, 5562578, 6357232, 7177520, 7946540, 11125156, 13906445, 15893080, 22250312, 27812890, 31786160, 44500624, 55625780, 111251560, 222503120]

約数ペア:

[(1, 222503120), (2, 111251560), (4, 55625780), (5, 44500624), (7, 31786160), (8, 27812890), (10, 22250312), (14, 15893080), (16, 13906445), (20, 11125156), (28, 7946540), (31, 7177520), (35, 6357232), (40, 5562578), (49, 4540880), (56, 3973270), (62, 3588760), (70, 3178616), (80, 2781289), (98, 2270440), (112, 1986635), (124, 1794380), (140, 1589308), (155, 1435504), (196, 1135220), (217, 1025360), (245, 908176), (248, 897190), (280, 794654), (310, 717752), (392, 567610), (434, 512680), (490, 454088), (496, 448595), (560, 397327), (620, 358876), (784, 283805), (868, 256340), (980, 227044), (1085, 205072), (1240, 179438), (1519, 146480), (1736, 128170), (1831, 121520), (1960, 113522), (2170, 102536), (2480, 89719), (3038, 73240), (3472, 64085), (3662, 60760), (3920, 56761), (4340, 51268), (6076, 36620), (7324, 30380), (7595, 29296), (8680, 25634), (9155, 24304), (12152, 18310), (12817, 17360), (14648, 15190)]