154574680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 397393920

約数和(自身を除く): 242819240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 43, 52, 62, 65, 86, 104, 124, 130, 155, 172, 215, 223, 248, 260, 310, 344, 403, 430, 446, 520, 559, 620, 806, 860, 892, 1115, 1118, 1240, 1333, 1612, 1720, 1784, 2015, 2230, 2236, 2666, 2795, 2899, 3224, 4030, 4460, 4472, 5332, 5590, 5798, 6665, 6913, 8060, 8920, 9589, 10664, 11180, 11596, 13330, 13826, 14495, 16120, 17329, 19178, 22360, 23192, 26660, 27652, 28990, 34565, 34658, 38356, 47945, 53320, 55304, 57980, 69130, 69316, 76712, 86645, 89869, 95890, 115960, 124657, 138260, 138632, 173290, 179738, 191780, 249314, 276520, 297259, 346580, 359476, 383560, 449345, 498628, 594518, 623285, 693160, 718952, 898690, 997256, 1189036, 1246570, 1486295, 1797380, 2378072, 2493140, 2972590, 3594760, 3864367, 4986280, 5945180, 7728734, 11890360, 15457468, 19321835, 30914936, 38643670, 77287340, 154574680]

約数ペア:

[(1, 154574680), (2, 77287340), (4, 38643670), (5, 30914936), (8, 19321835), (10, 15457468), (13, 11890360), (20, 7728734), (26, 5945180), (31, 4986280), (40, 3864367), (43, 3594760), (52, 2972590), (62, 2493140), (65, 2378072), (86, 1797380), (104, 1486295), (124, 1246570), (130, 1189036), (155, 997256), (172, 898690), (215, 718952), (223, 693160), (248, 623285), (260, 594518), (310, 498628), (344, 449345), (403, 383560), (430, 359476), (446, 346580), (520, 297259), (559, 276520), (620, 249314), (806, 191780), (860, 179738), (892, 173290), (1115, 138632), (1118, 138260), (1240, 124657), (1333, 115960), (1612, 95890), (1720, 89869), (1784, 86645), (2015, 76712), (2230, 69316), (2236, 69130), (2666, 57980), (2795, 55304), (2899, 53320), (3224, 47945), (4030, 38356), (4460, 34658), (4472, 34565), (5332, 28990), (5590, 27652), (5798, 26660), (6665, 23192), (6913, 22360), (8060, 19178), (8920, 17329), (9589, 16120), (10664, 14495), (11180, 13826), (11596, 13330)]