123218970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20233}}^1$

素因数の和:20279

約数の個数: 64

約数和(自身を含む): 349643520

約数和(自身を除く): 226424550

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 20233, 40466, 60699, 101165, 121398, 141631, 202330, 283262, 303495, 424893, 586757, 606990, 708155, 849786, 1173514, 1416310, 1760271, 2124465, 2933785, 3520542, 4107299, 4248930, 5867570, 8214598, 8801355, 12321897, 17602710, 20536495, 24643794, 41072990, 61609485, 123218970]

約数ペア:

[(1, 123218970), (2, 61609485), (3, 41072990), (5, 24643794), (6, 20536495), (7, 17602710), (10, 12321897), (14, 8801355), (15, 8214598), (21, 5867570), (29, 4248930), (30, 4107299), (35, 3520542), (42, 2933785), (58, 2124465), (70, 1760271), (87, 1416310), (105, 1173514), (145, 849786), (174, 708155), (203, 606990), (210, 586757), (290, 424893), (406, 303495), (435, 283262), (609, 202330), (870, 141631), (1015, 121398), (1218, 101165), (2030, 60699), (3045, 40466), (6090, 20233)]