155395980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1256

約数の個数: 144

約数和(自身を含む): 511134624

約数和(自身を除く): 355738644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 1020, 1181, 1290, 1462, 1530, 1548, 1935, 2193, 2362, 2580, 2924, 3060, 3543, 3655, 3870, 4386, 4724, 5905, 6579, 7086, 7310, 7740, 8772, 10629, 10965, 11810, 13158, 14172, 14620, 17715, 20077, 21258, 21930, 23620, 26316, 32895, 35430, 40154, 42516, 43860, 50783, 53145, 60231, 65790, 70860, 80308, 100385, 101566, 106290, 120462, 131580, 152349, 180693, 200770, 203132, 212580, 240924, 253915, 301155, 304698, 361386, 401540, 457047, 507830, 602310, 609396, 722772, 761745, 863311, 903465, 914094, 1015660, 1204620, 1523490, 1726622, 1806930, 1828188, 2285235, 2589933, 3046980, 3453244, 3613860, 4316555, 4570470, 5179866, 7769799, 8633110, 9140940, 10359732, 12949665, 15539598, 17266220, 25899330, 31079196, 38848995, 51798660, 77697990, 155395980]

約数ペア:

[(1, 155395980), (2, 77697990), (3, 51798660), (4, 38848995), (5, 31079196), (6, 25899330), (9, 17266220), (10, 15539598), (12, 12949665), (15, 10359732), (17, 9140940), (18, 8633110), (20, 7769799), (30, 5179866), (34, 4570470), (36, 4316555), (43, 3613860), (45, 3453244), (51, 3046980), (60, 2589933), (68, 2285235), (85, 1828188), (86, 1806930), (90, 1726622), (102, 1523490), (129, 1204620), (153, 1015660), (170, 914094), (172, 903465), (180, 863311), (204, 761745), (215, 722772), (255, 609396), (258, 602310), (306, 507830), (340, 457047), (387, 401540), (430, 361386), (510, 304698), (516, 301155), (612, 253915), (645, 240924), (731, 212580), (765, 203132), (774, 200770), (860, 180693), (1020, 152349), (1181, 131580), (1290, 120462), (1462, 106290), (1530, 101566), (1548, 100385), (1935, 80308), (2193, 70860), (2362, 65790), (2580, 60231), (2924, 53145), (3060, 50783), (3543, 43860), (3655, 42516), (3870, 40154), (4386, 35430), (4724, 32895), (5905, 26316), (6579, 23620), (7086, 21930), (7310, 21258), (7740, 20077), (8772, 17715), (10629, 14620), (10965, 14172), (11810, 13158)]