208927800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 761670000

約数和(自身を除く): 552742200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 41, 45, 50, 57, 60, 72, 75, 76, 82, 90, 95, 100, 114, 120, 123, 149, 150, 152, 164, 171, 180, 190, 200, 205, 225, 228, 246, 285, 298, 300, 328, 342, 360, 369, 380, 410, 447, 450, 456, 475, 492, 570, 596, 600, 615, 684, 738, 745, 760, 779, 820, 855, 894, 900, 950, 984, 1025, 1140, 1192, 1230, 1341, 1368, 1425, 1476, 1490, 1558, 1640, 1710, 1788, 1800, 1845, 1900, 2050, 2235, 2280, 2337, 2460, 2682, 2831, 2850, 2952, 2980, 3075, 3116, 3420, 3576, 3690, 3725, 3800, 3895, 4100, 4275, 4470, 4674, 4920, 5364, 5662, 5700, 5960, 6109, 6150, 6232, 6705, 6840, 7011, 7380, 7450, 7790, 8200, 8493, 8550, 8940, 9225, 9348, 10728, 11175, 11324, 11400, 11685, 12218, 12300, 13410, 14022, 14155, 14760, 14900, 15580, 16986, 17100, 17880, 18327, 18450, 18696, 19475, 22350, 22648, 23370, 24436, 24600, 25479, 26820, 28044, 28310, 29800, 30545, 31160, 33525, 33972, 34200, 35055, 36654, 36900, 38950, 42465, 44700, 46740, 48872, 50958, 53640, 54981, 56088, 56620, 58425, 61090, 67050, 67944, 70110, 70775, 73308, 73800, 77900, 84930, 89400, 91635, 93480, 101916, 109962, 113240, 116071, 116850, 122180, 127395, 134100, 140220, 141550, 146616, 152725, 155800, 169860, 175275, 183270, 203832, 212325, 219924, 232142, 233700, 244360, 254790, 268200, 274905, 280440, 283100, 305450, 339720, 348213, 350550, 366540, 424650, 439848, 458175, 464284, 467400, 509580, 549810, 566200, 580355, 610900, 636975, 696426, 701100, 733080, 849300, 916350, 928568, 1019160, 1044639, 1099620, 1160710, 1221800, 1273950, 1374525, 1392852, 1402200, 1698600, 1741065, 1832700, 2089278, 2199240, 2321420, 2547900, 2749050, 2785704, 2901775, 3482130, 3665400, 4178556, 4642840, 5095800, 5223195, 5498100, 5803550, 6964260, 8357112, 8705325, 10446390, 10996200, 11607100, 13928520, 17410650, 20892780, 23214200, 26115975, 34821300, 41785560, 52231950, 69642600, 104463900, 208927800]

約数ペア:

[(1, 208927800), (2, 104463900), (3, 69642600), (4, 52231950), (5, 41785560), (6, 34821300), (8, 26115975), (9, 23214200), (10, 20892780), (12, 17410650), (15, 13928520), (18, 11607100), (19, 10996200), (20, 10446390), (24, 8705325), (25, 8357112), (30, 6964260), (36, 5803550), (38, 5498100), (40, 5223195), (41, 5095800), (45, 4642840), (50, 4178556), (57, 3665400), (60, 3482130), (72, 2901775), (75, 2785704), (76, 2749050), (82, 2547900), (90, 2321420), (95, 2199240), (100, 2089278), (114, 1832700), (120, 1741065), (123, 1698600), (149, 1402200), (150, 1392852), (152, 1374525), (164, 1273950), (171, 1221800), (180, 1160710), (190, 1099620), (200, 1044639), (205, 1019160), (225, 928568), (228, 916350), (246, 849300), (285, 733080), (298, 701100), (300, 696426), (328, 636975), (342, 610900), (360, 580355), (369, 566200), (380, 549810), (410, 509580), (447, 467400), (450, 464284), (456, 458175), (475, 439848), (492, 424650), (570, 366540), (596, 350550), (600, 348213), (615, 339720), (684, 305450), (738, 283100), (745, 280440), (760, 274905), (779, 268200), (820, 254790), (855, 244360), (894, 233700), (900, 232142), (950, 219924), (984, 212325), (1025, 203832), (1140, 183270), (1192, 175275), (1230, 169860), (1341, 155800), (1368, 152725), (1425, 146616), (1476, 141550), (1490, 140220), (1558, 134100), (1640, 127395), (1710, 122180), (1788, 116850), (1800, 116071), (1845, 113240), (1900, 109962), (2050, 101916), (2235, 93480), (2280, 91635), (2337, 89400), (2460, 84930), (2682, 77900), (2831, 73800), (2850, 73308), (2952, 70775), (2980, 70110), (3075, 67944), (3116, 67050), (3420, 61090), (3576, 58425), (3690, 56620), (3725, 56088), (3800, 54981), (3895, 53640), (4100, 50958), (4275, 48872), (4470, 46740), (4674, 44700), (4920, 42465), (5364, 38950), (5662, 36900), (5700, 36654), (5960, 35055), (6109, 34200), (6150, 33972), (6232, 33525), (6705, 31160), (6840, 30545), (7011, 29800), (7380, 28310), (7450, 28044), (7790, 26820), (8200, 25479), (8493, 24600), (8550, 24436), (8940, 23370), (9225, 22648), (9348, 22350), (10728, 19475), (11175, 18696), (11324, 18450), (11400, 18327), (11685, 17880), (12218, 17100), (12300, 16986), (13410, 15580), (14022, 14900), (14155, 14760)]