180281556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 567001344

約数和(自身を除く): 386719788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 113, 117, 126, 156, 182, 226, 234, 252, 273, 339, 364, 452, 468, 487, 546, 678, 791, 819, 974, 1017, 1092, 1356, 1461, 1469, 1582, 1638, 1948, 2034, 2373, 2922, 2938, 3164, 3276, 3409, 4068, 4383, 4407, 4746, 5844, 5876, 6331, 6818, 7119, 8766, 8814, 9492, 10227, 10283, 12662, 13221, 13636, 14238, 17532, 17628, 18993, 20454, 20566, 25324, 26442, 28476, 30681, 30849, 37986, 40908, 41132, 44317, 52884, 55031, 56979, 61362, 61698, 75972, 88634, 92547, 110062, 113958, 122724, 123396, 132951, 165093, 177268, 185094, 220124, 227916, 265902, 330186, 370188, 385217, 398853, 495279, 531804, 660372, 715403, 770434, 797706, 990558, 1155651, 1430806, 1540868, 1595412, 1981116, 2146209, 2311302, 2861612, 3466953, 4292418, 4622604, 5007821, 6438627, 6933906, 8584836, 10015642, 12877254, 13867812, 15023463, 20031284, 25754508, 30046926, 45070389, 60093852, 90140778, 180281556]

約数ペア:

[(1, 180281556), (2, 90140778), (3, 60093852), (4, 45070389), (6, 30046926), (7, 25754508), (9, 20031284), (12, 15023463), (13, 13867812), (14, 12877254), (18, 10015642), (21, 8584836), (26, 6933906), (28, 6438627), (36, 5007821), (39, 4622604), (42, 4292418), (52, 3466953), (63, 2861612), (78, 2311302), (84, 2146209), (91, 1981116), (113, 1595412), (117, 1540868), (126, 1430806), (156, 1155651), (182, 990558), (226, 797706), (234, 770434), (252, 715403), (273, 660372), (339, 531804), (364, 495279), (452, 398853), (468, 385217), (487, 370188), (546, 330186), (678, 265902), (791, 227916), (819, 220124), (974, 185094), (1017, 177268), (1092, 165093), (1356, 132951), (1461, 123396), (1469, 122724), (1582, 113958), (1638, 110062), (1948, 92547), (2034, 88634), (2373, 75972), (2922, 61698), (2938, 61362), (3164, 56979), (3276, 55031), (3409, 52884), (4068, 44317), (4383, 41132), (4407, 40908), (4746, 37986), (5844, 30849), (5876, 30681), (6331, 28476), (6818, 26442), (7119, 25324), (8766, 20566), (8814, 20454), (9492, 18993), (10227, 17628), (10283, 17532), (12662, 14238), (13221, 13636)]