291291504010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{421}}^1\times {\mathrm{751}}^1$

素因数の和:1584

約数の個数: 128

約数和(自身を含む): 598180746240

約数和(自身を除く): 306889242230

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 373, 421, 494, 746, 751, 842, 1235, 1502, 1865, 2105, 2470, 3730, 3755, 4210, 4849, 5473, 7087, 7510, 7999, 9698, 9763, 10946, 14174, 14269, 15998, 19526, 24245, 27365, 28538, 35435, 39995, 48490, 48815, 54730, 70870, 71345, 79990, 92131, 97630, 103987, 142690, 157033, 184262, 185497, 207974, 280123, 314066, 316171, 370994, 460655, 519935, 560246, 632342, 785165, 921310, 927485, 1039870, 1400615, 1570330, 1580855, 1854970, 2041429, 2801230, 2983627, 3161710, 3641599, 4082858, 4110223, 5322337, 5967254, 6007249, 7283198, 8220446, 10207145, 10644674, 12014498, 14918135, 18207995, 20414290, 20551115, 26611685, 29836270, 30036245, 36415990, 38787151, 41102230, 53223370, 60072490, 69190381, 77574302, 78094237, 117931783, 138380762, 156188474, 193935755, 235863566, 345951905, 387871510, 390471185, 589658915, 691903810, 780942370, 1179317830, 1533113179, 2240703877, 3066226358, 4481407754, 7665565895, 11203519385, 15331131790, 22407038770, 29129150401, 58258300802, 145645752005, 291291504010]

約数ペア:

[(1, 291291504010), (2, 145645752005), (5, 58258300802), (10, 29129150401), (13, 22407038770), (19, 15331131790), (26, 11203519385), (38, 7665565895), (65, 4481407754), (95, 3066226358), (130, 2240703877), (190, 1533113179), (247, 1179317830), (373, 780942370), (421, 691903810), (494, 589658915), (746, 390471185), (751, 387871510), (842, 345951905), (1235, 235863566), (1502, 193935755), (1865, 156188474), (2105, 138380762), (2470, 117931783), (3730, 78094237), (3755, 77574302), (4210, 69190381), (4849, 60072490), (5473, 53223370), (7087, 41102230), (7510, 38787151), (7999, 36415990), (9698, 30036245), (9763, 29836270), (10946, 26611685), (14174, 20551115), (14269, 20414290), (15998, 18207995), (19526, 14918135), (24245, 12014498), (27365, 10644674), (28538, 10207145), (35435, 8220446), (39995, 7283198), (48490, 6007249), (48815, 5967254), (54730, 5322337), (70870, 4110223), (71345, 4082858), (79990, 3641599), (92131, 3161710), (97630, 2983627), (103987, 2801230), (142690, 2041429), (157033, 1854970), (184262, 1580855), (185497, 1570330), (207974, 1400615), (280123, 1039870), (314066, 927485), (316171, 921310), (370994, 785165), (460655, 632342), (519935, 560246)]