120198780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1716

約数の個数: 144

約数和(自身を含む): 405560064

約数和(自身を除く): 285361284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1657, 1860, 2015, 2340, 2418, 2790, 3314, 3627, 4030, 4836, 4971, 5580, 6045, 6628, 7254, 8060, 8285, 9942, 12090, 14508, 14913, 16570, 18135, 19884, 21541, 24180, 24855, 29826, 33140, 36270, 43082, 49710, 51367, 59652, 64623, 72540, 74565, 86164, 99420, 102734, 107705, 129246, 149130, 154101, 193869, 205468, 215410, 256835, 258492, 298260, 308202, 323115, 387738, 430820, 462303, 513670, 616404, 646230, 667771, 770505, 775476, 924606, 969345, 1027340, 1292460, 1335542, 1541010, 1849212, 1938690, 2003313, 2311515, 2671084, 3082020, 3338855, 3877380, 4006626, 4623030, 6009939, 6677710, 8013252, 9246060, 10016565, 12019878, 13355420, 20033130, 24039756, 30049695, 40066260, 60099390, 120198780]

約数ペア:

[(1, 120198780), (2, 60099390), (3, 40066260), (4, 30049695), (5, 24039756), (6, 20033130), (9, 13355420), (10, 12019878), (12, 10016565), (13, 9246060), (15, 8013252), (18, 6677710), (20, 6009939), (26, 4623030), (30, 4006626), (31, 3877380), (36, 3338855), (39, 3082020), (45, 2671084), (52, 2311515), (60, 2003313), (62, 1938690), (65, 1849212), (78, 1541010), (90, 1335542), (93, 1292460), (117, 1027340), (124, 969345), (130, 924606), (155, 775476), (156, 770505), (180, 667771), (186, 646230), (195, 616404), (234, 513670), (260, 462303), (279, 430820), (310, 387738), (372, 323115), (390, 308202), (403, 298260), (465, 258492), (468, 256835), (558, 215410), (585, 205468), (620, 193869), (780, 154101), (806, 149130), (930, 129246), (1116, 107705), (1170, 102734), (1209, 99420), (1395, 86164), (1612, 74565), (1657, 72540), (1860, 64623), (2015, 59652), (2340, 51367), (2418, 49710), (2790, 43082), (3314, 36270), (3627, 33140), (4030, 29826), (4836, 24855), (4971, 24180), (5580, 21541), (6045, 19884), (6628, 18135), (7254, 16570), (8060, 14913), (8285, 14508), (9942, 12090)]