266098420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 707857920

約数和(自身を除く): 441759500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 76, 95, 98, 124, 133, 140, 155, 190, 196, 217, 245, 266, 310, 380, 434, 461, 490, 532, 589, 620, 665, 868, 922, 931, 980, 1085, 1178, 1330, 1519, 1844, 1862, 2170, 2305, 2356, 2660, 2945, 3038, 3227, 3724, 4123, 4340, 4610, 4655, 5890, 6076, 6454, 7595, 8246, 8759, 9220, 9310, 11780, 12908, 14291, 15190, 16135, 16492, 17518, 18620, 20615, 22589, 28582, 28861, 30380, 32270, 35036, 41230, 43795, 45178, 57164, 57722, 61313, 64540, 71455, 82460, 87590, 90356, 100037, 112945, 115444, 122626, 142910, 144305, 175180, 200074, 225890, 245252, 271529, 285820, 288610, 306565, 400148, 429191, 451780, 500185, 543058, 577220, 613130, 700259, 858382, 1000370, 1086116, 1226260, 1357645, 1400518, 1716764, 1900703, 2000740, 2145955, 2715290, 2801036, 3501295, 3801406, 4291910, 5430580, 7002590, 7602812, 8583820, 9503515, 13304921, 14005180, 19007030, 26609842, 38014060, 53219684, 66524605, 133049210, 266098420]

約数ペア:

[(1, 266098420), (2, 133049210), (4, 66524605), (5, 53219684), (7, 38014060), (10, 26609842), (14, 19007030), (19, 14005180), (20, 13304921), (28, 9503515), (31, 8583820), (35, 7602812), (38, 7002590), (49, 5430580), (62, 4291910), (70, 3801406), (76, 3501295), (95, 2801036), (98, 2715290), (124, 2145955), (133, 2000740), (140, 1900703), (155, 1716764), (190, 1400518), (196, 1357645), (217, 1226260), (245, 1086116), (266, 1000370), (310, 858382), (380, 700259), (434, 613130), (461, 577220), (490, 543058), (532, 500185), (589, 451780), (620, 429191), (665, 400148), (868, 306565), (922, 288610), (931, 285820), (980, 271529), (1085, 245252), (1178, 225890), (1330, 200074), (1519, 175180), (1844, 144305), (1862, 142910), (2170, 122626), (2305, 115444), (2356, 112945), (2660, 100037), (2945, 90356), (3038, 87590), (3227, 82460), (3724, 71455), (4123, 64540), (4340, 61313), (4610, 57722), (4655, 57164), (5890, 45178), (6076, 43795), (6454, 41230), (7595, 35036), (8246, 32270), (8759, 30380), (9220, 28861), (9310, 28582), (11780, 22589), (12908, 20615), (14291, 18620), (15190, 17518), (16135, 16492)]