1811347920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2011}}^1$

素因数の和:2175

約数の個数: 200

約数和(自身を含む): 6339490080

約数和(自身を除く): 4528142160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 139, 144, 162, 180, 216, 240, 270, 278, 324, 360, 405, 417, 432, 540, 556, 648, 695, 720, 810, 834, 1080, 1112, 1251, 1296, 1390, 1620, 1668, 2011, 2085, 2160, 2224, 2502, 2780, 3240, 3336, 3753, 4022, 4170, 5004, 5560, 6033, 6255, 6480, 6672, 7506, 8044, 8340, 10008, 10055, 11120, 11259, 12066, 12510, 15012, 16088, 16680, 18099, 18765, 20016, 20110, 22518, 24132, 25020, 30024, 30165, 32176, 33360, 36198, 37530, 40220, 45036, 48264, 50040, 54297, 56295, 60048, 60330, 72396, 75060, 80440, 90072, 90495, 96528, 100080, 108594, 112590, 120660, 144792, 150120, 160880, 162891, 180144, 180990, 217188, 225180, 241320, 271485, 279529, 289584, 300240, 325782, 361980, 434376, 450360, 482640, 542970, 559058, 651564, 723960, 814455, 838587, 868752, 900720, 1085940, 1118116, 1303128, 1397645, 1447920, 1628910, 1677174, 2171880, 2236232, 2515761, 2606256, 2795290, 3257820, 3354348, 4192935, 4343760, 4472464, 5031522, 5590580, 6515640, 6708696, 7547283, 8385870, 10063044, 11181160, 12578805, 13031280, 13417392, 15094566, 16771740, 20126088, 22362320, 22641849, 25157610, 30189132, 33543480, 37736415, 40252176, 45283698, 50315220, 60378264, 67086960, 75472830, 90567396, 100630440, 113209245, 120756528, 150945660, 181134792, 201260880, 226418490, 301891320, 362269584, 452836980, 603782640, 905673960, 1811347920]

約数ペア:

[(1, 1811347920), (2, 905673960), (3, 603782640), (4, 452836980), (5, 362269584), (6, 301891320), (8, 226418490), (9, 201260880), (10, 181134792), (12, 150945660), (15, 120756528), (16, 113209245), (18, 100630440), (20, 90567396), (24, 75472830), (27, 67086960), (30, 60378264), (36, 50315220), (40, 45283698), (45, 40252176), (48, 37736415), (54, 33543480), (60, 30189132), (72, 25157610), (80, 22641849), (81, 22362320), (90, 20126088), (108, 16771740), (120, 15094566), (135, 13417392), (139, 13031280), (144, 12578805), (162, 11181160), (180, 10063044), (216, 8385870), (240, 7547283), (270, 6708696), (278, 6515640), (324, 5590580), (360, 5031522), (405, 4472464), (417, 4343760), (432, 4192935), (540, 3354348), (556, 3257820), (648, 2795290), (695, 2606256), (720, 2515761), (810, 2236232), (834, 2171880), (1080, 1677174), (1112, 1628910), (1251, 1447920), (1296, 1397645), (1390, 1303128), (1620, 1118116), (1668, 1085940), (2011, 900720), (2085, 868752), (2160, 838587), (2224, 814455), (2502, 723960), (2780, 651564), (3240, 559058), (3336, 542970), (3753, 482640), (4022, 450360), (4170, 434376), (5004, 361980), (5560, 325782), (6033, 300240), (6255, 289584), (6480, 279529), (6672, 271485), (7506, 241320), (8044, 225180), (8340, 217188), (10008, 180990), (10055, 180144), (11120, 162891), (11259, 160880), (12066, 150120), (12510, 144792), (15012, 120660), (16088, 112590), (16680, 108594), (18099, 100080), (18765, 96528), (20016, 90495), (20110, 90072), (22518, 80440), (24132, 75060), (25020, 72396), (30024, 60330), (30165, 60048), (32176, 56295), (33360, 54297), (36198, 50040), (37530, 48264), (40220, 45036)]