123712260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1506

約数の個数: 144

約数和(自身を含む): 417130560

約数和(自身を除く): 293418300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1218, 1421, 1451, 1470, 1740, 2030, 2436, 2842, 2902, 2940, 3045, 4060, 4263, 4353, 5684, 5804, 6090, 7105, 7255, 8526, 8706, 10157, 12180, 14210, 14510, 17052, 17412, 20314, 21315, 21765, 28420, 29020, 30471, 40628, 42079, 42630, 43530, 50785, 60942, 71099, 84158, 85260, 87060, 101570, 121884, 126237, 142198, 152355, 168316, 203140, 210395, 213297, 252474, 284396, 294553, 304710, 355495, 420790, 426594, 504948, 589106, 609420, 631185, 710990, 841580, 853188, 883659, 1066485, 1178212, 1262370, 1421980, 1472765, 1767318, 2061871, 2132970, 2524740, 2945530, 3534636, 4123742, 4265940, 4418295, 5891060, 6185613, 8247484, 8836590, 10309355, 12371226, 17673180, 20618710, 24742452, 30928065, 41237420, 61856130, 123712260]

約数ペア:

[(1, 123712260), (2, 61856130), (3, 41237420), (4, 30928065), (5, 24742452), (6, 20618710), (7, 17673180), (10, 12371226), (12, 10309355), (14, 8836590), (15, 8247484), (20, 6185613), (21, 5891060), (28, 4418295), (29, 4265940), (30, 4123742), (35, 3534636), (42, 2945530), (49, 2524740), (58, 2132970), (60, 2061871), (70, 1767318), (84, 1472765), (87, 1421980), (98, 1262370), (105, 1178212), (116, 1066485), (140, 883659), (145, 853188), (147, 841580), (174, 710990), (196, 631185), (203, 609420), (210, 589106), (245, 504948), (290, 426594), (294, 420790), (348, 355495), (406, 304710), (420, 294553), (435, 284396), (490, 252474), (580, 213297), (588, 210395), (609, 203140), (735, 168316), (812, 152355), (870, 142198), (980, 126237), (1015, 121884), (1218, 101570), (1421, 87060), (1451, 85260), (1470, 84158), (1740, 71099), (2030, 60942), (2436, 50785), (2842, 43530), (2902, 42630), (2940, 42079), (3045, 40628), (4060, 30471), (4263, 29020), (4353, 28420), (5684, 21765), (5804, 21315), (6090, 20314), (7105, 17412), (7255, 17052), (8526, 14510), (8706, 14210), (10157, 12180)]