149297720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 404490240

約数和(自身を除く): 255192520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 43, 44, 52, 55, 65, 86, 88, 104, 110, 130, 143, 172, 215, 220, 260, 286, 344, 430, 440, 473, 520, 559, 572, 607, 715, 860, 946, 1118, 1144, 1214, 1430, 1720, 1892, 2236, 2365, 2428, 2795, 2860, 3035, 3784, 4472, 4730, 4856, 5590, 5720, 6070, 6149, 6677, 7891, 9460, 11180, 12140, 12298, 13354, 15782, 18920, 22360, 24280, 24596, 26101, 26708, 30745, 31564, 33385, 39455, 49192, 52202, 53416, 61490, 63128, 66770, 78910, 86801, 104404, 122980, 130505, 133540, 157820, 173602, 208808, 245960, 261010, 267080, 287111, 315640, 339313, 347204, 434005, 522020, 574222, 678626, 694408, 868010, 1044040, 1148444, 1357252, 1435555, 1696565, 1736020, 2296888, 2714504, 2871110, 3393130, 3472040, 3732443, 5742220, 6786260, 7464886, 11484440, 13572520, 14929772, 18662215, 29859544, 37324430, 74648860, 149297720]

約数ペア:

[(1, 149297720), (2, 74648860), (4, 37324430), (5, 29859544), (8, 18662215), (10, 14929772), (11, 13572520), (13, 11484440), (20, 7464886), (22, 6786260), (26, 5742220), (40, 3732443), (43, 3472040), (44, 3393130), (52, 2871110), (55, 2714504), (65, 2296888), (86, 1736020), (88, 1696565), (104, 1435555), (110, 1357252), (130, 1148444), (143, 1044040), (172, 868010), (215, 694408), (220, 678626), (260, 574222), (286, 522020), (344, 434005), (430, 347204), (440, 339313), (473, 315640), (520, 287111), (559, 267080), (572, 261010), (607, 245960), (715, 208808), (860, 173602), (946, 157820), (1118, 133540), (1144, 130505), (1214, 122980), (1430, 104404), (1720, 86801), (1892, 78910), (2236, 66770), (2365, 63128), (2428, 61490), (2795, 53416), (2860, 52202), (3035, 49192), (3784, 39455), (4472, 33385), (4730, 31564), (4856, 30745), (5590, 26708), (5720, 26101), (6070, 24596), (6149, 24280), (6677, 22360), (7891, 18920), (9460, 15782), (11180, 13354), (12140, 12298)]