235251940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 635463360

約数和(自身を除く): 400211420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 139, 140, 154, 157, 196, 220, 245, 278, 308, 314, 385, 490, 539, 556, 628, 695, 770, 785, 973, 980, 1078, 1099, 1390, 1529, 1540, 1570, 1727, 1946, 2156, 2198, 2695, 2780, 3058, 3140, 3454, 3892, 4396, 4865, 5390, 5495, 6116, 6811, 6908, 7645, 7693, 8635, 9730, 10703, 10780, 10990, 12089, 13622, 15290, 15386, 17270, 19460, 21406, 21823, 21980, 24178, 27244, 30580, 30772, 34055, 34540, 38465, 42812, 43646, 48356, 53515, 60445, 68110, 74921, 76930, 84623, 87292, 107030, 109115, 120890, 136220, 149842, 152761, 153860, 169246, 214060, 218230, 240053, 241780, 299684, 305522, 338492, 374605, 423115, 436460, 480106, 611044, 749210, 763805, 846230, 960212, 1069327, 1200265, 1498420, 1527610, 1680371, 1692460, 2138654, 2400530, 3055220, 3360742, 4277308, 4801060, 5346635, 6721484, 8401855, 10693270, 11762597, 16803710, 21386540, 23525194, 33607420, 47050388, 58812985, 117625970, 235251940]

約数ペア:

[(1, 235251940), (2, 117625970), (4, 58812985), (5, 47050388), (7, 33607420), (10, 23525194), (11, 21386540), (14, 16803710), (20, 11762597), (22, 10693270), (28, 8401855), (35, 6721484), (44, 5346635), (49, 4801060), (55, 4277308), (70, 3360742), (77, 3055220), (98, 2400530), (110, 2138654), (139, 1692460), (140, 1680371), (154, 1527610), (157, 1498420), (196, 1200265), (220, 1069327), (245, 960212), (278, 846230), (308, 763805), (314, 749210), (385, 611044), (490, 480106), (539, 436460), (556, 423115), (628, 374605), (695, 338492), (770, 305522), (785, 299684), (973, 241780), (980, 240053), (1078, 218230), (1099, 214060), (1390, 169246), (1529, 153860), (1540, 152761), (1570, 149842), (1727, 136220), (1946, 120890), (2156, 109115), (2198, 107030), (2695, 87292), (2780, 84623), (3058, 76930), (3140, 74921), (3454, 68110), (3892, 60445), (4396, 53515), (4865, 48356), (5390, 43646), (5495, 42812), (6116, 38465), (6811, 34540), (6908, 34055), (7645, 30772), (7693, 30580), (8635, 27244), (9730, 24178), (10703, 21980), (10780, 21823), (10990, 21406), (12089, 19460), (13622, 17270), (15290, 15386)]