405557460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1071

約数の個数: 288

約数和(自身を含む): 1588204800

約数和(自身を除く): 1182647340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 29, 30, 33, 35, 36, 42, 44, 45, 55, 58, 60, 63, 66, 70, 77, 84, 87, 90, 99, 105, 110, 116, 126, 132, 140, 145, 154, 165, 174, 180, 198, 203, 210, 220, 231, 252, 261, 290, 308, 315, 319, 330, 348, 385, 396, 406, 420, 435, 462, 495, 522, 580, 609, 630, 638, 660, 693, 770, 812, 870, 924, 957, 990, 1009, 1015, 1044, 1155, 1218, 1260, 1276, 1305, 1386, 1540, 1595, 1740, 1827, 1914, 1980, 2018, 2030, 2233, 2310, 2436, 2610, 2772, 2871, 3027, 3045, 3190, 3465, 3654, 3828, 4036, 4060, 4466, 4620, 4785, 5045, 5220, 5742, 6054, 6090, 6380, 6699, 6930, 7063, 7308, 8932, 9081, 9135, 9570, 10090, 11099, 11165, 11484, 12108, 12180, 13398, 13860, 14126, 14355, 15135, 18162, 18270, 19140, 20097, 20180, 21189, 22198, 22330, 26796, 28252, 28710, 29261, 30270, 33297, 33495, 35315, 36324, 36540, 40194, 42378, 44396, 44660, 45405, 55495, 57420, 58522, 60540, 63567, 66594, 66990, 70630, 77693, 80388, 84756, 87783, 90810, 99891, 100485, 105945, 110990, 117044, 127134, 133188, 133980, 141260, 146305, 155386, 166485, 175566, 181620, 199782, 200970, 204827, 211890, 221980, 233079, 254268, 263349, 292610, 310772, 317835, 321871, 332970, 351132, 388465, 399564, 401940, 409654, 423780, 438915, 466158, 499455, 526698, 585220, 614481, 635670, 643742, 665940, 699237, 776930, 819308, 877830, 932316, 965613, 998910, 1024135, 1053396, 1165395, 1228962, 1271340, 1287484, 1316745, 1398474, 1553860, 1609355, 1755660, 1843443, 1931226, 1997820, 2048270, 2253097, 2330790, 2457924, 2633490, 2796948, 2896839, 3072405, 3218710, 3496185, 3686886, 3862452, 4096540, 4506194, 4661580, 4828065, 5266980, 5793678, 6144810, 6437420, 6759291, 6992370, 7373772, 9012388, 9217215, 9656130, 11265485, 11587356, 12289620, 13518582, 13984740, 14484195, 18434430, 19312260, 20277873, 22530970, 27037164, 28968390, 33796455, 36868860, 40555746, 45061940, 57936780, 67592910, 81111492, 101389365, 135185820, 202778730, 405557460]

約数ペア:

[(1, 405557460), (2, 202778730), (3, 135185820), (4, 101389365), (5, 81111492), (6, 67592910), (7, 57936780), (9, 45061940), (10, 40555746), (11, 36868860), (12, 33796455), (14, 28968390), (15, 27037164), (18, 22530970), (20, 20277873), (21, 19312260), (22, 18434430), (28, 14484195), (29, 13984740), (30, 13518582), (33, 12289620), (35, 11587356), (36, 11265485), (42, 9656130), (44, 9217215), (45, 9012388), (55, 7373772), (58, 6992370), (60, 6759291), (63, 6437420), (66, 6144810), (70, 5793678), (77, 5266980), (84, 4828065), (87, 4661580), (90, 4506194), (99, 4096540), (105, 3862452), (110, 3686886), (116, 3496185), (126, 3218710), (132, 3072405), (140, 2896839), (145, 2796948), (154, 2633490), (165, 2457924), (174, 2330790), (180, 2253097), (198, 2048270), (203, 1997820), (210, 1931226), (220, 1843443), (231, 1755660), (252, 1609355), (261, 1553860), (290, 1398474), (308, 1316745), (315, 1287484), (319, 1271340), (330, 1228962), (348, 1165395), (385, 1053396), (396, 1024135), (406, 998910), (420, 965613), (435, 932316), (462, 877830), (495, 819308), (522, 776930), (580, 699237), (609, 665940), (630, 643742), (638, 635670), (660, 614481), (693, 585220), (770, 526698), (812, 499455), (870, 466158), (924, 438915), (957, 423780), (990, 409654), (1009, 401940), (1015, 399564), (1044, 388465), (1155, 351132), (1218, 332970), (1260, 321871), (1276, 317835), (1305, 310772), (1386, 292610), (1540, 263349), (1595, 254268), (1740, 233079), (1827, 221980), (1914, 211890), (1980, 204827), (2018, 200970), (2030, 199782), (2233, 181620), (2310, 175566), (2436, 166485), (2610, 155386), (2772, 146305), (2871, 141260), (3027, 133980), (3045, 133188), (3190, 127134), (3465, 117044), (3654, 110990), (3828, 105945), (4036, 100485), (4060, 99891), (4466, 90810), (4620, 87783), (4785, 84756), (5045, 80388), (5220, 77693), (5742, 70630), (6054, 66990), (6090, 66594), (6380, 63567), (6699, 60540), (6930, 58522), (7063, 57420), (7308, 55495), (8932, 45405), (9081, 44660), (9135, 44396), (9570, 42378), (10090, 40194), (11099, 36540), (11165, 36324), (11484, 35315), (12108, 33495), (12180, 33297), (13398, 30270), (13860, 29261), (14126, 28710), (14355, 28252), (15135, 26796), (18162, 22330), (18270, 22198), (19140, 21189), (20097, 20180)]