252500580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1306

約数の個数: 144

約数和(自身を含む): 812657664

約数和(自身を除く): 560157084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 333, 370, 372, 444, 465, 555, 558, 620, 666, 740, 930, 1110, 1116, 1147, 1223, 1332, 1395, 1665, 1860, 2220, 2294, 2446, 2790, 3330, 3441, 3669, 4588, 4892, 5580, 5735, 6115, 6660, 6882, 7338, 10323, 11007, 11470, 12230, 13764, 14676, 17205, 18345, 20646, 22014, 22940, 24460, 34410, 36690, 37913, 41292, 44028, 45251, 51615, 55035, 68820, 73380, 75826, 90502, 103230, 110070, 113739, 135753, 151652, 181004, 189565, 206460, 220140, 226255, 227478, 271506, 341217, 379130, 407259, 452510, 454956, 543012, 568695, 678765, 682434, 758260, 814518, 905020, 1137390, 1357530, 1364868, 1402781, 1629036, 1706085, 2036295, 2274780, 2715060, 2805562, 3412170, 4072590, 4208343, 5611124, 6824340, 7013905, 8145180, 8416686, 12625029, 14027810, 16833372, 21041715, 25250058, 28055620, 42083430, 50500116, 63125145, 84166860, 126250290, 252500580]

約数ペア:

[(1, 252500580), (2, 126250290), (3, 84166860), (4, 63125145), (5, 50500116), (6, 42083430), (9, 28055620), (10, 25250058), (12, 21041715), (15, 16833372), (18, 14027810), (20, 12625029), (30, 8416686), (31, 8145180), (36, 7013905), (37, 6824340), (45, 5611124), (60, 4208343), (62, 4072590), (74, 3412170), (90, 2805562), (93, 2715060), (111, 2274780), (124, 2036295), (148, 1706085), (155, 1629036), (180, 1402781), (185, 1364868), (186, 1357530), (222, 1137390), (279, 905020), (310, 814518), (333, 758260), (370, 682434), (372, 678765), (444, 568695), (465, 543012), (555, 454956), (558, 452510), (620, 407259), (666, 379130), (740, 341217), (930, 271506), (1110, 227478), (1116, 226255), (1147, 220140), (1223, 206460), (1332, 189565), (1395, 181004), (1665, 151652), (1860, 135753), (2220, 113739), (2294, 110070), (2446, 103230), (2790, 90502), (3330, 75826), (3441, 73380), (3669, 68820), (4588, 55035), (4892, 51615), (5580, 45251), (5735, 44028), (6115, 41292), (6660, 37913), (6882, 36690), (7338, 34410), (10323, 24460), (11007, 22940), (11470, 22014), (12230, 20646), (13764, 18345), (14676, 17205)]