445006240

素因数分解:

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

素因数の和:1891

約数の個数: 144

約数和(自身を含む): 1263112704

約数和(自身を除く): 818106464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1831, 1960, 2170, 2480, 3038, 3472, 3662, 3920, 4340, 4960, 6076, 6944, 7324, 7595, 7840, 8680, 9155, 12152, 12817, 14648, 15190, 17360, 18310, 24304, 25634, 29296, 30380, 34720, 36620, 48608, 51268, 56761, 58592, 60760, 64085, 73240, 89719, 102536, 113522, 121520, 128170, 146480, 179438, 205072, 227044, 243040, 256340, 283805, 292960, 358876, 397327, 410144, 448595, 454088, 512680, 567610, 717752, 794654, 897190, 908176, 1025360, 1135220, 1435504, 1589308, 1794380, 1816352, 1986635, 2050720, 2270440, 2781289, 2871008, 3178616, 3588760, 3973270, 4540880, 5562578, 6357232, 7177520, 7946540, 9081760, 11125156, 12714464, 13906445, 14355040, 15893080, 22250312, 27812890, 31786160, 44500624, 55625780, 63572320, 89001248, 111251560, 222503120, 445006240]

約数ペア:

[(1, 445006240), (2, 222503120), (4, 111251560), (5, 89001248), (7, 63572320), (8, 55625780), (10, 44500624), (14, 31786160), (16, 27812890), (20, 22250312), (28, 15893080), (31, 14355040), (32, 13906445), (35, 12714464), (40, 11125156), (49, 9081760), (56, 7946540), (62, 7177520), (70, 6357232), (80, 5562578), (98, 4540880), (112, 3973270), (124, 3588760), (140, 3178616), (155, 2871008), (160, 2781289), (196, 2270440), (217, 2050720), (224, 1986635), (245, 1816352), (248, 1794380), (280, 1589308), (310, 1435504), (392, 1135220), (434, 1025360), (490, 908176), (496, 897190), (560, 794654), (620, 717752), (784, 567610), (868, 512680), (980, 454088), (992, 448595), (1085, 410144), (1120, 397327), (1240, 358876), (1519, 292960), (1568, 283805), (1736, 256340), (1831, 243040), (1960, 227044), (2170, 205072), (2480, 179438), (3038, 146480), (3472, 128170), (3662, 121520), (3920, 113522), (4340, 102536), (4960, 89719), (6076, 73240), (6944, 64085), (7324, 60760), (7595, 58592), (7840, 56761), (8680, 51268), (9155, 48608), (12152, 36620), (12817, 34720), (14648, 30380), (15190, 29296), (17360, 25634), (18310, 24304)]