12873420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:640

約数の個数: 144

約数和(自身を含む): 47331648

約数和(自身を除く): 34458228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 601, 612, 630, 714, 765, 1020, 1071, 1190, 1202, 1260, 1428, 1530, 1785, 1803, 2142, 2380, 2404, 3005, 3060, 3570, 3606, 4207, 4284, 5355, 5409, 6010, 7140, 7212, 8414, 9015, 10217, 10710, 10818, 12020, 12621, 16828, 18030, 20434, 21035, 21420, 21636, 25242, 27045, 30651, 36060, 37863, 40868, 42070, 50484, 51085, 54090, 61302, 63105, 71519, 75726, 84140, 91953, 102170, 108180, 122604, 126210, 143038, 151452, 153255, 183906, 189315, 204340, 214557, 252420, 286076, 306510, 357595, 367812, 378630, 429114, 459765, 613020, 643671, 715190, 757260, 858228, 919530, 1072785, 1287342, 1430380, 1839060, 2145570, 2574684, 3218355, 4291140, 6436710, 12873420]

約数ペア:

[(1, 12873420), (2, 6436710), (3, 4291140), (4, 3218355), (5, 2574684), (6, 2145570), (7, 1839060), (9, 1430380), (10, 1287342), (12, 1072785), (14, 919530), (15, 858228), (17, 757260), (18, 715190), (20, 643671), (21, 613020), (28, 459765), (30, 429114), (34, 378630), (35, 367812), (36, 357595), (42, 306510), (45, 286076), (51, 252420), (60, 214557), (63, 204340), (68, 189315), (70, 183906), (84, 153255), (85, 151452), (90, 143038), (102, 126210), (105, 122604), (119, 108180), (126, 102170), (140, 91953), (153, 84140), (170, 75726), (180, 71519), (204, 63105), (210, 61302), (238, 54090), (252, 51085), (255, 50484), (306, 42070), (315, 40868), (340, 37863), (357, 36060), (420, 30651), (476, 27045), (510, 25242), (595, 21636), (601, 21420), (612, 21035), (630, 20434), (714, 18030), (765, 16828), (1020, 12621), (1071, 12020), (1190, 10818), (1202, 10710), (1260, 10217), (1428, 9015), (1530, 8414), (1785, 7212), (1803, 7140), (2142, 6010), (2380, 5409), (2404, 5355), (3005, 4284), (3060, 4207), (3570, 3606)]