172430440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 482549760

約数和(自身を除く): 310119320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 127, 130, 140, 182, 254, 260, 280, 364, 373, 455, 508, 520, 635, 728, 746, 889, 910, 1016, 1270, 1492, 1651, 1778, 1820, 1865, 2540, 2611, 2984, 3302, 3556, 3640, 3730, 4445, 4849, 5080, 5222, 6604, 7112, 7460, 8255, 8890, 9698, 10444, 11557, 13055, 13208, 14920, 16510, 17780, 19396, 20888, 23114, 24245, 26110, 33020, 33943, 35560, 38792, 46228, 47371, 48490, 52220, 57785, 66040, 67886, 92456, 94742, 96980, 104440, 115570, 135772, 169715, 189484, 193960, 231140, 236855, 271544, 331597, 339430, 378968, 462280, 473710, 615823, 663194, 678860, 947420, 1231646, 1326388, 1357720, 1657985, 1894840, 2463292, 2652776, 3079115, 3315970, 4310761, 4926584, 6158230, 6631940, 8621522, 12316460, 13263880, 17243044, 21553805, 24632920, 34486088, 43107610, 86215220, 172430440]

約数ペア:

[(1, 172430440), (2, 86215220), (4, 43107610), (5, 34486088), (7, 24632920), (8, 21553805), (10, 17243044), (13, 13263880), (14, 12316460), (20, 8621522), (26, 6631940), (28, 6158230), (35, 4926584), (40, 4310761), (52, 3315970), (56, 3079115), (65, 2652776), (70, 2463292), (91, 1894840), (104, 1657985), (127, 1357720), (130, 1326388), (140, 1231646), (182, 947420), (254, 678860), (260, 663194), (280, 615823), (364, 473710), (373, 462280), (455, 378968), (508, 339430), (520, 331597), (635, 271544), (728, 236855), (746, 231140), (889, 193960), (910, 189484), (1016, 169715), (1270, 135772), (1492, 115570), (1651, 104440), (1778, 96980), (1820, 94742), (1865, 92456), (2540, 67886), (2611, 66040), (2984, 57785), (3302, 52220), (3556, 48490), (3640, 47371), (3730, 46228), (4445, 38792), (4849, 35560), (5080, 33943), (5222, 33020), (6604, 26110), (7112, 24245), (7460, 23114), (8255, 20888), (8890, 19396), (9698, 17780), (10444, 16510), (11557, 14920), (13055, 13208)]