320470901280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{38219}}^1$

素因数の和:38893

約数の個数: 240

約数和(自身を含む): 1132772921280

約数和(自身を除く): 812302020000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 647, 648, 720, 810, 864, 1080, 1294, 1296, 1440, 1620, 1941, 2160, 2588, 2592, 3235, 3240, 3882, 4320, 5176, 5823, 6470, 6480, 7764, 9705, 10352, 11646, 12940, 12960, 15528, 17469, 19410, 20704, 23292, 25880, 29115, 31056, 34938, 38219, 38820, 46584, 51760, 52407, 58230, 62112, 69876, 76438, 77640, 87345, 93168, 103520, 104814, 114657, 116460, 139752, 152876, 155280, 174690, 186336, 191095, 209628, 229314, 232920, 262035, 279504, 305752, 310560, 343971, 349380, 382190, 419256, 458628, 465840, 524070, 559008, 573285, 611504, 687942, 698760, 764380, 838512, 917256, 931680, 1031913, 1048140, 1146570, 1223008, 1375884, 1397520, 1528760, 1677024, 1719855, 1834512, 2063826, 2096280, 2293140, 2751768, 2795040, 3057520, 3095739, 3439710, 3669024, 4127652, 4192560, 4586280, 5159565, 5503536, 6115040, 6191478, 6879420, 8255304, 8385120, 9172560, 10319130, 11007072, 12382956, 13758840, 15478695, 16510608, 18345120, 20638260, 24727693, 24765912, 27517680, 30957390, 33021216, 41276520, 49455386, 49531824, 55035360, 61914780, 74183079, 82553040, 98910772, 99063648, 123638465, 123829560, 148366158, 165106080, 197821544, 222549237, 247276930, 247659120, 296732316, 370915395, 395643088, 445098474, 494553860, 495318240, 593464632, 667647711, 741830790, 791286176, 890196948, 989107720, 1112746185, 1186929264, 1335295422, 1483661580, 1780393896, 1978215440, 2002943133, 2225492370, 2373858528, 2670590844, 2967323160, 3338238555, 3560787792, 3956430880, 4005886266, 4450984740, 5341181688, 5934646320, 6676477110, 7121575584, 8011772532, 8901969480, 10014715665, 10682363376, 11869292640, 13352954220, 16023545064, 17803938960, 20029431330, 21364726752, 26705908440, 32047090128, 35607877920, 40058862660, 53411816880, 64094180256, 80117725320, 106823633760, 160235450640, 320470901280]

約数ペア:

[(1, 320470901280), (2, 160235450640), (3, 106823633760), (4, 80117725320), (5, 64094180256), (6, 53411816880), (8, 40058862660), (9, 35607877920), (10, 32047090128), (12, 26705908440), (15, 21364726752), (16, 20029431330), (18, 17803938960), (20, 16023545064), (24, 13352954220), (27, 11869292640), (30, 10682363376), (32, 10014715665), (36, 8901969480), (40, 8011772532), (45, 7121575584), (48, 6676477110), (54, 5934646320), (60, 5341181688), (72, 4450984740), (80, 4005886266), (81, 3956430880), (90, 3560787792), (96, 3338238555), (108, 2967323160), (120, 2670590844), (135, 2373858528), (144, 2225492370), (160, 2002943133), (162, 1978215440), (180, 1780393896), (216, 1483661580), (240, 1335295422), (270, 1186929264), (288, 1112746185), (324, 989107720), (360, 890196948), (405, 791286176), (432, 741830790), (480, 667647711), (540, 593464632), (647, 495318240), (648, 494553860), (720, 445098474), (810, 395643088), (864, 370915395), (1080, 296732316), (1294, 247659120), (1296, 247276930), (1440, 222549237), (1620, 197821544), (1941, 165106080), (2160, 148366158), (2588, 123829560), (2592, 123638465), (3235, 99063648), (3240, 98910772), (3882, 82553040), (4320, 74183079), (5176, 61914780), (5823, 55035360), (6470, 49531824), (6480, 49455386), (7764, 41276520), (9705, 33021216), (10352, 30957390), (11646, 27517680), (12940, 24765912), (12960, 24727693), (15528, 20638260), (17469, 18345120), (19410, 16510608), (20704, 15478695), (23292, 13758840), (25880, 12382956), (29115, 11007072), (31056, 10319130), (34938, 9172560), (38219, 8385120), (38820, 8255304), (46584, 6879420), (51760, 6191478), (52407, 6115040), (58230, 5503536), (62112, 5159565), (69876, 4586280), (76438, 4192560), (77640, 4127652), (87345, 3669024), (93168, 3439710), (103520, 3095739), (104814, 3057520), (114657, 2795040), (116460, 2751768), (139752, 2293140), (152876, 2096280), (155280, 2063826), (174690, 1834512), (186336, 1719855), (191095, 1677024), (209628, 1528760), (229314, 1397520), (232920, 1375884), (262035, 1223008), (279504, 1146570), (305752, 1048140), (310560, 1031913), (343971, 931680), (349380, 917256), (382190, 838512), (419256, 764380), (458628, 698760), (465840, 687942), (524070, 611504), (559008, 573285)]