357271915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 647205120

約数和(自身を除く): 289933205

約数列:

[1, 5, 7, 11, 13, 17, 19, 35, 55, 65, 77, 85, 91, 95, 119, 133, 143, 169, 187, 209, 221, 247, 289, 323, 385, 455, 595, 665, 715, 845, 935, 1001, 1045, 1105, 1183, 1235, 1309, 1445, 1463, 1547, 1615, 1729, 1859, 2023, 2261, 2431, 2717, 2873, 3179, 3211, 3553, 3757, 4199, 5005, 5491, 5915, 6545, 7315, 7735, 8645, 9295, 10115, 11305, 12155, 13013, 13585, 14365, 15895, 16055, 17017, 17765, 18785, 19019, 20111, 20995, 22253, 22477, 24871, 26299, 27455, 29393, 31603, 35321, 38437, 41327, 46189, 48841, 54587, 60401, 65065, 71383, 85085, 95095, 100555, 111265, 112385, 124355, 131495, 146965, 158015, 176605, 192185, 206635, 221221, 230945, 244205, 247247, 272935, 289289, 302005, 323323, 341887, 356915, 382109, 422807, 499681, 537251, 600457, 785213, 927979, 1106105, 1236235, 1446445, 1616615, 1709435, 1910545, 2114035, 2498405, 2686255, 3002285, 3760757, 3926065, 4203199, 4639895, 5496491, 6495853, 10207769, 18803785, 21015995, 27482455, 32479265, 51038845, 71454383, 357271915]

約数ペア:

[(1, 357271915), (5, 71454383), (7, 51038845), (11, 32479265), (13, 27482455), (17, 21015995), (19, 18803785), (35, 10207769), (55, 6495853), (65, 5496491), (77, 4639895), (85, 4203199), (91, 3926065), (95, 3760757), (119, 3002285), (133, 2686255), (143, 2498405), (169, 2114035), (187, 1910545), (209, 1709435), (221, 1616615), (247, 1446445), (289, 1236235), (323, 1106105), (385, 927979), (455, 785213), (595, 600457), (665, 537251), (715, 499681), (845, 422807), (935, 382109), (1001, 356915), (1045, 341887), (1105, 323323), (1183, 302005), (1235, 289289), (1309, 272935), (1445, 247247), (1463, 244205), (1547, 230945), (1615, 221221), (1729, 206635), (1859, 192185), (2023, 176605), (2261, 158015), (2431, 146965), (2717, 131495), (2873, 124355), (3179, 112385), (3211, 111265), (3553, 100555), (3757, 95095), (4199, 85085), (5005, 71383), (5491, 65065), (5915, 60401), (6545, 54587), (7315, 48841), (7735, 46189), (8645, 41327), (9295, 38437), (10115, 35321), (11305, 31603), (12155, 29393), (13013, 27455), (13585, 26299), (14365, 24871), (15895, 22477), (16055, 22253), (17017, 20995), (17765, 20111), (18785, 19019)]