21861018720

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{187423}}^1$

素因数の和:187456

約数の個数: 168

約数和(自身を含む): 77434975296

約数和(自身を除く): 55573956576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4860, 5832, 6480, 7290, 7776, 9720, 11664, 12960, 14580, 19440, 23328, 29160, 38880, 58320, 116640, 187423, 374846, 562269, 749692, 937115, 1124538, 1499384, 1686807, 1874230, 2249076, 2811345, 2998768, 3373614, 3748460, 4498152, 5060421, 5622690, 5997536, 6747228, 7496920, 8434035, 8996304, 10120842, 11245380, 13494456, 14993840, 15181263, 16868070, 17992608, 20241684, 22490760, 25302105, 26988912, 29987680, 30362526, 33736140, 40483368, 44981520, 45543789, 50604210, 53977824, 60725052, 67472280, 75906315, 80966736, 89963040, 91087578, 101208420, 121450104, 134944560, 136631367, 151812630, 161933472, 182175156, 202416840, 227718945, 242900208, 269889120, 273262734, 303625260, 364350312, 404833680, 455437890, 485800416, 546525468, 607250520, 683156835, 728700624, 809667360, 910875780, 1093050936, 1214501040, 1366313670, 1457401248, 1821751560, 2186101872, 2429002080, 2732627340, 3643503120, 4372203744, 5465254680, 7287006240, 10930509360, 21861018720]

約数ペア:

[(1, 21861018720), (2, 10930509360), (3, 7287006240), (4, 5465254680), (5, 4372203744), (6, 3643503120), (8, 2732627340), (9, 2429002080), (10, 2186101872), (12, 1821751560), (15, 1457401248), (16, 1366313670), (18, 1214501040), (20, 1093050936), (24, 910875780), (27, 809667360), (30, 728700624), (32, 683156835), (36, 607250520), (40, 546525468), (45, 485800416), (48, 455437890), (54, 404833680), (60, 364350312), (72, 303625260), (80, 273262734), (81, 269889120), (90, 242900208), (96, 227718945), (108, 202416840), (120, 182175156), (135, 161933472), (144, 151812630), (160, 136631367), (162, 134944560), (180, 121450104), (216, 101208420), (240, 91087578), (243, 89963040), (270, 80966736), (288, 75906315), (324, 67472280), (360, 60725052), (405, 53977824), (432, 50604210), (480, 45543789), (486, 44981520), (540, 40483368), (648, 33736140), (720, 30362526), (729, 29987680), (810, 26988912), (864, 25302105), (972, 22490760), (1080, 20241684), (1215, 17992608), (1296, 16868070), (1440, 15181263), (1458, 14993840), (1620, 13494456), (1944, 11245380), (2160, 10120842), (2430, 8996304), (2592, 8434035), (2916, 7496920), (3240, 6747228), (3645, 5997536), (3888, 5622690), (4320, 5060421), (4860, 4498152), (5832, 3748460), (6480, 3373614), (7290, 2998768), (7776, 2811345), (9720, 2249076), (11664, 1874230), (12960, 1686807), (14580, 1499384), (19440, 1124538), (23328, 937115), (29160, 749692), (38880, 562269), (58320, 374846), (116640, 187423)]