212118120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 723340800

約数和(自身を除く): 511222680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 83, 90, 93, 120, 124, 155, 166, 180, 186, 229, 248, 249, 279, 310, 332, 360, 372, 415, 458, 465, 498, 558, 620, 664, 687, 744, 747, 830, 916, 930, 996, 1116, 1145, 1240, 1245, 1374, 1395, 1494, 1660, 1832, 1860, 1992, 2061, 2232, 2290, 2490, 2573, 2748, 2790, 2988, 3320, 3435, 3720, 3735, 4122, 4580, 4980, 5146, 5496, 5580, 5976, 6870, 7099, 7470, 7719, 8244, 9160, 9960, 10292, 10305, 11160, 12865, 13740, 14198, 14940, 15438, 16488, 19007, 20584, 20610, 21297, 23157, 25730, 27480, 28396, 29880, 30876, 35495, 38014, 38595, 41220, 42594, 46314, 51460, 56792, 57021, 61752, 63891, 70990, 76028, 77190, 82440, 85188, 92628, 95035, 102920, 106485, 114042, 115785, 127782, 141980, 152056, 154380, 170376, 171063, 185256, 190070, 212970, 228084, 231570, 255564, 283960, 285105, 308760, 319455, 342126, 380140, 425940, 456168, 463140, 511128, 570210, 589217, 638910, 684252, 760280, 851880, 855315, 926280, 1140420, 1178434, 1277820, 1368504, 1710630, 1767651, 2280840, 2356868, 2555640, 2946085, 3421260, 3535302, 4713736, 5302953, 5892170, 6842520, 7070604, 8838255, 10605906, 11784340, 14141208, 17676510, 21211812, 23568680, 26514765, 35353020, 42423624, 53029530, 70706040, 106059060, 212118120]

約数ペア:

[(1, 212118120), (2, 106059060), (3, 70706040), (4, 53029530), (5, 42423624), (6, 35353020), (8, 26514765), (9, 23568680), (10, 21211812), (12, 17676510), (15, 14141208), (18, 11784340), (20, 10605906), (24, 8838255), (30, 7070604), (31, 6842520), (36, 5892170), (40, 5302953), (45, 4713736), (60, 3535302), (62, 3421260), (72, 2946085), (83, 2555640), (90, 2356868), (93, 2280840), (120, 1767651), (124, 1710630), (155, 1368504), (166, 1277820), (180, 1178434), (186, 1140420), (229, 926280), (248, 855315), (249, 851880), (279, 760280), (310, 684252), (332, 638910), (360, 589217), (372, 570210), (415, 511128), (458, 463140), (465, 456168), (498, 425940), (558, 380140), (620, 342126), (664, 319455), (687, 308760), (744, 285105), (747, 283960), (830, 255564), (916, 231570), (930, 228084), (996, 212970), (1116, 190070), (1145, 185256), (1240, 171063), (1245, 170376), (1374, 154380), (1395, 152056), (1494, 141980), (1660, 127782), (1832, 115785), (1860, 114042), (1992, 106485), (2061, 102920), (2232, 95035), (2290, 92628), (2490, 85188), (2573, 82440), (2748, 77190), (2790, 76028), (2988, 70990), (3320, 63891), (3435, 61752), (3720, 57021), (3735, 56792), (4122, 51460), (4580, 46314), (4980, 42594), (5146, 41220), (5496, 38595), (5580, 38014), (5976, 35495), (6870, 30876), (7099, 29880), (7470, 28396), (7719, 27480), (8244, 25730), (9160, 23157), (9960, 21297), (10292, 20610), (10305, 20584), (11160, 19007), (12865, 16488), (13740, 15438), (14198, 14940)]