888944318220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1949}}^1\times {\mathrm{155137}}^1$

素因数の和:157112

約数の個数: 144

約数和(自身を含む): 2896922901600

約数和(自身を除く): 2007978583380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 1949, 2940, 3898, 5847, 7796, 9745, 11694, 13643, 19490, 23388, 27286, 29235, 38980, 40929, 54572, 58470, 68215, 81858, 95501, 116940, 136430, 155137, 163716, 191002, 204645, 272860, 286503, 310274, 382004, 409290, 465411, 477505, 573006, 620548, 775685, 818580, 930822, 955010, 1085959, 1146012, 1432515, 1551370, 1861644, 1910020, 2171918, 2327055, 2865030, 3102740, 3257877, 4343836, 4654110, 5429795, 5730060, 6515754, 7601713, 9308220, 10859590, 13031508, 15203426, 16289385, 21719180, 22805139, 30406852, 32578770, 38008565, 45610278, 65157540, 76017130, 91220556, 114025695, 152034260, 228051390, 302362013, 456102780, 604724026, 907086039, 1209448052, 1511810065, 1814172078, 2116534091, 3023620130, 3628344156, 4233068182, 4535430195, 6047240260, 6349602273, 8466136364, 9070860390, 10582670455, 12699204546, 14815738637, 18141720780, 21165340910, 25398409092, 29631477274, 31748011365, 42330681820, 44447215911, 59262954548, 63496022730, 74078693185, 88894431822, 126992045460, 148157386370, 177788863644, 222236079555, 296314772740, 444472159110, 888944318220]

約数ペア:

[(1, 888944318220), (2, 444472159110), (3, 296314772740), (4, 222236079555), (5, 177788863644), (6, 148157386370), (7, 126992045460), (10, 88894431822), (12, 74078693185), (14, 63496022730), (15, 59262954548), (20, 44447215911), (21, 42330681820), (28, 31748011365), (30, 29631477274), (35, 25398409092), (42, 21165340910), (49, 18141720780), (60, 14815738637), (70, 12699204546), (84, 10582670455), (98, 9070860390), (105, 8466136364), (140, 6349602273), (147, 6047240260), (196, 4535430195), (210, 4233068182), (245, 3628344156), (294, 3023620130), (420, 2116534091), (490, 1814172078), (588, 1511810065), (735, 1209448052), (980, 907086039), (1470, 604724026), (1949, 456102780), (2940, 302362013), (3898, 228051390), (5847, 152034260), (7796, 114025695), (9745, 91220556), (11694, 76017130), (13643, 65157540), (19490, 45610278), (23388, 38008565), (27286, 32578770), (29235, 30406852), (38980, 22805139), (40929, 21719180), (54572, 16289385), (58470, 15203426), (68215, 13031508), (81858, 10859590), (95501, 9308220), (116940, 7601713), (136430, 6515754), (155137, 5730060), (163716, 5429795), (191002, 4654110), (204645, 4343836), (272860, 3257877), (286503, 3102740), (310274, 2865030), (382004, 2327055), (409290, 2171918), (465411, 1910020), (477505, 1861644), (573006, 1551370), (620548, 1432515), (775685, 1146012), (818580, 1085959), (930822, 955010)]