31201170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1080

約数の個数: 128

約数和(自身を含む): 100638720

約数和(自身を除く): 69437550

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 715, 770, 858, 910, 1001, 1039, 1155, 1365, 1430, 2002, 2078, 2145, 2310, 2730, 3003, 3117, 4290, 5005, 5195, 6006, 6234, 7273, 10010, 10390, 11429, 13507, 14546, 15015, 15585, 21819, 22858, 27014, 30030, 31170, 34287, 36365, 40521, 43638, 57145, 67535, 68574, 72730, 80003, 81042, 94549, 109095, 114290, 135070, 148577, 160006, 171435, 189098, 202605, 218190, 240009, 283647, 297154, 342870, 400015, 405210, 445731, 472745, 480018, 567294, 742885, 800030, 891462, 945490, 1040039, 1200045, 1418235, 1485770, 2080078, 2228655, 2400090, 2836470, 3120117, 4457310, 5200195, 6240234, 10400390, 15600585, 31201170]

約数ペア:

[(1, 31201170), (2, 15600585), (3, 10400390), (5, 6240234), (6, 5200195), (7, 4457310), (10, 3120117), (11, 2836470), (13, 2400090), (14, 2228655), (15, 2080078), (21, 1485770), (22, 1418235), (26, 1200045), (30, 1040039), (33, 945490), (35, 891462), (39, 800030), (42, 742885), (55, 567294), (65, 480018), (66, 472745), (70, 445731), (77, 405210), (78, 400015), (91, 342870), (105, 297154), (110, 283647), (130, 240009), (143, 218190), (154, 202605), (165, 189098), (182, 171435), (195, 160006), (210, 148577), (231, 135070), (273, 114290), (286, 109095), (330, 94549), (385, 81042), (390, 80003), (429, 72730), (455, 68574), (462, 67535), (546, 57145), (715, 43638), (770, 40521), (858, 36365), (910, 34287), (1001, 31170), (1039, 30030), (1155, 27014), (1365, 22858), (1430, 21819), (2002, 15585), (2078, 15015), (2145, 14546), (2310, 13507), (2730, 11429), (3003, 10390), (3117, 10010), (4290, 7273), (5005, 6234), (5195, 6006)]