18739116720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{54563}}^1$

素因数の和:54641

約数の個数: 200

約数和(自身を含む): 66312938736

約数和(自身を除く): 47573822016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 159, 162, 180, 212, 216, 240, 265, 270, 318, 324, 360, 405, 424, 432, 477, 530, 540, 636, 648, 720, 795, 810, 848, 954, 1060, 1080, 1272, 1296, 1431, 1590, 1620, 1908, 2120, 2160, 2385, 2544, 2862, 3180, 3240, 3816, 4240, 4293, 4770, 5724, 6360, 6480, 7155, 7632, 8586, 9540, 11448, 12720, 14310, 17172, 19080, 21465, 22896, 28620, 34344, 38160, 42930, 54563, 57240, 68688, 85860, 109126, 114480, 163689, 171720, 218252, 272815, 327378, 343440, 436504, 491067, 545630, 654756, 818445, 873008, 982134, 1091260, 1309512, 1473201, 1636890, 1964268, 2182520, 2455335, 2619024, 2891839, 2946402, 3273780, 3928536, 4365040, 4419603, 4910670, 5783678, 5892804, 6547560, 7366005, 7857072, 8675517, 8839206, 9821340, 11567356, 11785608, 13095120, 14459195, 14732010, 17351034, 17678412, 19642680, 22098015, 23134712, 23571216, 26026551, 28918390, 29464020, 34702068, 35356824, 39285360, 43377585, 44196030, 46269424, 52053102, 57836780, 58928040, 69404136, 70713648, 78079653, 86755170, 88392060, 104106204, 115673560, 117856080, 130132755, 138808272, 156159306, 173510340, 176784120, 208212408, 231347120, 234238959, 260265510, 312318612, 347020680, 353568240, 390398265, 416424816, 468477918, 520531020, 624637224, 694041360, 780796530, 936955836, 1041062040, 1171194795, 1249274448, 1561593060, 1873911672, 2082124080, 2342389590, 3123186120, 3747823344, 4684779180, 6246372240, 9369558360, 18739116720]

約数ペア:

[(1, 18739116720), (2, 9369558360), (3, 6246372240), (4, 4684779180), (5, 3747823344), (6, 3123186120), (8, 2342389590), (9, 2082124080), (10, 1873911672), (12, 1561593060), (15, 1249274448), (16, 1171194795), (18, 1041062040), (20, 936955836), (24, 780796530), (27, 694041360), (30, 624637224), (36, 520531020), (40, 468477918), (45, 416424816), (48, 390398265), (53, 353568240), (54, 347020680), (60, 312318612), (72, 260265510), (80, 234238959), (81, 231347120), (90, 208212408), (106, 176784120), (108, 173510340), (120, 156159306), (135, 138808272), (144, 130132755), (159, 117856080), (162, 115673560), (180, 104106204), (212, 88392060), (216, 86755170), (240, 78079653), (265, 70713648), (270, 69404136), (318, 58928040), (324, 57836780), (360, 52053102), (405, 46269424), (424, 44196030), (432, 43377585), (477, 39285360), (530, 35356824), (540, 34702068), (636, 29464020), (648, 28918390), (720, 26026551), (795, 23571216), (810, 23134712), (848, 22098015), (954, 19642680), (1060, 17678412), (1080, 17351034), (1272, 14732010), (1296, 14459195), (1431, 13095120), (1590, 11785608), (1620, 11567356), (1908, 9821340), (2120, 8839206), (2160, 8675517), (2385, 7857072), (2544, 7366005), (2862, 6547560), (3180, 5892804), (3240, 5783678), (3816, 4910670), (4240, 4419603), (4293, 4365040), (4770, 3928536), (5724, 3273780), (6360, 2946402), (6480, 2891839), (7155, 2619024), (7632, 2455335), (8586, 2182520), (9540, 1964268), (11448, 1636890), (12720, 1473201), (14310, 1309512), (17172, 1091260), (19080, 982134), (21465, 873008), (22896, 818445), (28620, 654756), (34344, 545630), (38160, 491067), (42930, 436504), (54563, 343440), (57240, 327378), (68688, 272815), (85860, 218252), (109126, 171720), (114480, 163689)]