1440432840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{155891}}^1$

素因数の和:155923

約数の個数: 128

約数和(自身を含む): 5387627520

約数和(自身を除く): 3947194680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 155891, 311782, 467673, 623564, 779455, 935346, 1091237, 1247128, 1558910, 1714801, 1870692, 2182474, 2338365, 3117820, 3273711, 3429602, 3741384, 4364948, 4676730, 5144403, 5456185, 6235640, 6547422, 6859204, 8574005, 8729896, 9353460, 10288806, 10912370, 12003607, 13094844, 13718408, 16368555, 17148010, 18706920, 20577612, 21824740, 24007214, 25722015, 26189688, 32737110, 34296020, 36010821, 41155224, 43649480, 48014428, 51444030, 60018035, 65474220, 68592040, 72021642, 96028856, 102888060, 120036070, 130948440, 144043284, 180054105, 205776120, 240072140, 288086568, 360108210, 480144280, 720216420, 1440432840]

約数ペア:

[(1, 1440432840), (2, 720216420), (3, 480144280), (4, 360108210), (5, 288086568), (6, 240072140), (7, 205776120), (8, 180054105), (10, 144043284), (11, 130948440), (12, 120036070), (14, 102888060), (15, 96028856), (20, 72021642), (21, 68592040), (22, 65474220), (24, 60018035), (28, 51444030), (30, 48014428), (33, 43649480), (35, 41155224), (40, 36010821), (42, 34296020), (44, 32737110), (55, 26189688), (56, 25722015), (60, 24007214), (66, 21824740), (70, 20577612), (77, 18706920), (84, 17148010), (88, 16368555), (105, 13718408), (110, 13094844), (120, 12003607), (132, 10912370), (140, 10288806), (154, 9353460), (165, 8729896), (168, 8574005), (210, 6859204), (220, 6547422), (231, 6235640), (264, 5456185), (280, 5144403), (308, 4676730), (330, 4364948), (385, 3741384), (420, 3429602), (440, 3273711), (462, 3117820), (616, 2338365), (660, 2182474), (770, 1870692), (840, 1714801), (924, 1558910), (1155, 1247128), (1320, 1091237), (1540, 935346), (1848, 779455), (2310, 623564), (3080, 467673), (4620, 311782), (9240, 155891)]