68556780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 217712880

約数和(自身を除く): 149156100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 101, 108, 135, 162, 180, 202, 270, 303, 324, 404, 405, 419, 505, 540, 606, 810, 838, 909, 1010, 1212, 1257, 1515, 1620, 1676, 1818, 2020, 2095, 2514, 2727, 3030, 3636, 3771, 4190, 4545, 5028, 5454, 6060, 6285, 7542, 8181, 8380, 9090, 10908, 11313, 12570, 13635, 15084, 16362, 18180, 18855, 22626, 25140, 27270, 32724, 33939, 37710, 40905, 42319, 45252, 54540, 56565, 67878, 75420, 81810, 84638, 113130, 126957, 135756, 163620, 169276, 169695, 211595, 226260, 253914, 339390, 380871, 423190, 507828, 634785, 678780, 761742, 846380, 1142613, 1269570, 1523484, 1904355, 2285226, 2539140, 3427839, 3808710, 4570452, 5713065, 6855678, 7617420, 11426130, 13711356, 17139195, 22852260, 34278390, 68556780]

約数ペア:

[(1, 68556780), (2, 34278390), (3, 22852260), (4, 17139195), (5, 13711356), (6, 11426130), (9, 7617420), (10, 6855678), (12, 5713065), (15, 4570452), (18, 3808710), (20, 3427839), (27, 2539140), (30, 2285226), (36, 1904355), (45, 1523484), (54, 1269570), (60, 1142613), (81, 846380), (90, 761742), (101, 678780), (108, 634785), (135, 507828), (162, 423190), (180, 380871), (202, 339390), (270, 253914), (303, 226260), (324, 211595), (404, 169695), (405, 169276), (419, 163620), (505, 135756), (540, 126957), (606, 113130), (810, 84638), (838, 81810), (909, 75420), (1010, 67878), (1212, 56565), (1257, 54540), (1515, 45252), (1620, 42319), (1676, 40905), (1818, 37710), (2020, 33939), (2095, 32724), (2514, 27270), (2727, 25140), (3030, 22626), (3636, 18855), (3771, 18180), (4190, 16362), (4545, 15084), (5028, 13635), (5454, 12570), (6060, 11313), (6285, 10908), (7542, 9090), (8181, 8380)]