439128040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 128

約数和(自身を含む): 1117670400

約数和(自身を除く): 678542360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 43, 52, 65, 82, 86, 104, 130, 164, 172, 205, 215, 260, 328, 344, 410, 430, 479, 520, 533, 559, 820, 860, 958, 1066, 1118, 1640, 1720, 1763, 1916, 2132, 2236, 2395, 2665, 2795, 3526, 3832, 4264, 4472, 4790, 5330, 5590, 6227, 7052, 8815, 9580, 10660, 11180, 12454, 14104, 17630, 19160, 19639, 20597, 21320, 22360, 22919, 24908, 31135, 35260, 39278, 41194, 45838, 49816, 62270, 70520, 78556, 82388, 91676, 98195, 102985, 114595, 124540, 157112, 164776, 183352, 196390, 205970, 229190, 249080, 255307, 267761, 392780, 411940, 458380, 510614, 535522, 785560, 823880, 844477, 916760, 1021228, 1071044, 1276535, 1338805, 1688954, 2042456, 2142088, 2553070, 2677610, 3377908, 4222385, 5106140, 5355220, 6755816, 8444770, 10212280, 10710440, 10978201, 16889540, 21956402, 33779080, 43912804, 54891005, 87825608, 109782010, 219564020, 439128040]

約数ペア:

[(1, 439128040), (2, 219564020), (4, 109782010), (5, 87825608), (8, 54891005), (10, 43912804), (13, 33779080), (20, 21956402), (26, 16889540), (40, 10978201), (41, 10710440), (43, 10212280), (52, 8444770), (65, 6755816), (82, 5355220), (86, 5106140), (104, 4222385), (130, 3377908), (164, 2677610), (172, 2553070), (205, 2142088), (215, 2042456), (260, 1688954), (328, 1338805), (344, 1276535), (410, 1071044), (430, 1021228), (479, 916760), (520, 844477), (533, 823880), (559, 785560), (820, 535522), (860, 510614), (958, 458380), (1066, 411940), (1118, 392780), (1640, 267761), (1720, 255307), (1763, 249080), (1916, 229190), (2132, 205970), (2236, 196390), (2395, 183352), (2665, 164776), (2795, 157112), (3526, 124540), (3832, 114595), (4264, 102985), (4472, 98195), (4790, 91676), (5330, 82388), (5590, 78556), (6227, 70520), (7052, 62270), (8815, 49816), (9580, 45838), (10660, 41194), (11180, 39278), (12454, 35260), (14104, 31135), (17630, 24908), (19160, 22919), (19639, 22360), (20597, 21320)]