123588045

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 273024000

約数和(自身を除く): 149435955

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 49, 51, 63, 85, 105, 119, 135, 147, 153, 157, 189, 245, 255, 315, 343, 357, 441, 459, 471, 595, 735, 765, 785, 833, 945, 1029, 1071, 1099, 1323, 1413, 1715, 1785, 2205, 2295, 2355, 2499, 2669, 3087, 3213, 3297, 4165, 4239, 5145, 5355, 5495, 5831, 6615, 7065, 7497, 7693, 8007, 9261, 9891, 12495, 13345, 15435, 16065, 16485, 17493, 18683, 21195, 22491, 23079, 24021, 29155, 29673, 37485, 38465, 40035, 46305, 49455, 52479, 53851, 56049, 69237, 72063, 87465, 93415, 112455, 115395, 120105, 130781, 148365, 157437, 161553, 168147, 207711, 262395, 269255, 280245, 346185, 360315, 392343, 484659, 504441, 653905, 787185, 807765, 840735, 915467, 1038555, 1177029, 1453977, 1961715, 2423295, 2522205, 2746401, 3531087, 4577335, 5885145, 7269885, 8239203, 13732005, 17655435, 24717609, 41196015, 123588045]

約数ペア:

[(1, 123588045), (3, 41196015), (5, 24717609), (7, 17655435), (9, 13732005), (15, 8239203), (17, 7269885), (21, 5885145), (27, 4577335), (35, 3531087), (45, 2746401), (49, 2522205), (51, 2423295), (63, 1961715), (85, 1453977), (105, 1177029), (119, 1038555), (135, 915467), (147, 840735), (153, 807765), (157, 787185), (189, 653905), (245, 504441), (255, 484659), (315, 392343), (343, 360315), (357, 346185), (441, 280245), (459, 269255), (471, 262395), (595, 207711), (735, 168147), (765, 161553), (785, 157437), (833, 148365), (945, 130781), (1029, 120105), (1071, 115395), (1099, 112455), (1323, 93415), (1413, 87465), (1715, 72063), (1785, 69237), (2205, 56049), (2295, 53851), (2355, 52479), (2499, 49455), (2669, 46305), (3087, 40035), (3213, 38465), (3297, 37485), (4165, 29673), (4239, 29155), (5145, 24021), (5355, 23079), (5495, 22491), (5831, 21195), (6615, 18683), (7065, 17493), (7497, 16485), (7693, 16065), (8007, 15435), (9261, 13345), (9891, 12495)]