6620940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 21425712

約数和(自身を除く): 14804772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 67, 81, 90, 108, 122, 134, 135, 162, 180, 183, 201, 244, 268, 270, 305, 324, 335, 366, 402, 405, 540, 549, 603, 610, 670, 732, 804, 810, 915, 1005, 1098, 1206, 1220, 1340, 1620, 1647, 1809, 1830, 2010, 2196, 2412, 2745, 3015, 3294, 3618, 3660, 4020, 4087, 4941, 5427, 5490, 6030, 6588, 7236, 8174, 8235, 9045, 9882, 10854, 10980, 12060, 12261, 16348, 16470, 18090, 19764, 20435, 21708, 24522, 24705, 27135, 32940, 36180, 36783, 40870, 49044, 49410, 54270, 61305, 73566, 81740, 98820, 108540, 110349, 122610, 147132, 183915, 220698, 245220, 331047, 367830, 441396, 551745, 662094, 735660, 1103490, 1324188, 1655235, 2206980, 3310470, 6620940]

約数ペア:

[(1, 6620940), (2, 3310470), (3, 2206980), (4, 1655235), (5, 1324188), (6, 1103490), (9, 735660), (10, 662094), (12, 551745), (15, 441396), (18, 367830), (20, 331047), (27, 245220), (30, 220698), (36, 183915), (45, 147132), (54, 122610), (60, 110349), (61, 108540), (67, 98820), (81, 81740), (90, 73566), (108, 61305), (122, 54270), (134, 49410), (135, 49044), (162, 40870), (180, 36783), (183, 36180), (201, 32940), (244, 27135), (268, 24705), (270, 24522), (305, 21708), (324, 20435), (335, 19764), (366, 18090), (402, 16470), (405, 16348), (540, 12261), (549, 12060), (603, 10980), (610, 10854), (670, 9882), (732, 9045), (804, 8235), (810, 8174), (915, 7236), (1005, 6588), (1098, 6030), (1206, 5490), (1220, 5427), (1340, 4941), (1620, 4087), (1647, 4020), (1809, 3660), (1830, 3618), (2010, 3294), (2196, 3015), (2412, 2745)]