219001360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 529251840

約数和(自身を除く): 310250480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 233, 248, 310, 379, 466, 496, 620, 758, 932, 1165, 1240, 1516, 1864, 1895, 2330, 2480, 3032, 3728, 3790, 4660, 6064, 7223, 7580, 9320, 11749, 14446, 15160, 18640, 23498, 28892, 30320, 36115, 46996, 57784, 58745, 72230, 88307, 93992, 115568, 117490, 144460, 176614, 187984, 234980, 288920, 353228, 441535, 469960, 577840, 706456, 883070, 939920, 1412912, 1766140, 2737517, 3532280, 5475034, 7064560, 10950068, 13687585, 21900136, 27375170, 43800272, 54750340, 109500680, 219001360]

約数ペア:

[(1, 219001360), (2, 109500680), (4, 54750340), (5, 43800272), (8, 27375170), (10, 21900136), (16, 13687585), (20, 10950068), (31, 7064560), (40, 5475034), (62, 3532280), (80, 2737517), (124, 1766140), (155, 1412912), (233, 939920), (248, 883070), (310, 706456), (379, 577840), (466, 469960), (496, 441535), (620, 353228), (758, 288920), (932, 234980), (1165, 187984), (1240, 176614), (1516, 144460), (1864, 117490), (1895, 115568), (2330, 93992), (2480, 88307), (3032, 72230), (3728, 58745), (3790, 57784), (4660, 46996), (6064, 36115), (7223, 30320), (7580, 28892), (9320, 23498), (11749, 18640), (14446, 15160)]