220311234

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 585591552

約数和(自身を除く): 365280318

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 31, 33, 39, 62, 66, 78, 93, 99, 117, 121, 143, 186, 198, 234, 242, 251, 279, 286, 341, 363, 403, 429, 502, 558, 682, 726, 753, 806, 858, 1023, 1089, 1209, 1287, 1506, 1573, 2046, 2178, 2259, 2418, 2574, 2761, 3069, 3146, 3263, 3627, 3751, 4433, 4518, 4719, 5522, 6138, 6526, 7254, 7502, 7781, 8283, 8866, 9438, 9789, 11253, 13299, 14157, 15562, 16566, 19578, 22506, 23343, 24849, 26598, 28314, 29367, 30371, 33759, 35893, 39897, 46686, 48763, 49698, 58734, 60742, 67518, 70029, 71786, 79794, 85591, 91113, 97526, 101153, 107679, 140058, 146289, 171182, 182226, 202306, 215358, 256773, 273339, 292578, 303459, 323037, 394823, 438867, 513546, 546678, 606918, 646074, 770319, 789646, 877734, 910377, 941501, 1112683, 1184469, 1540638, 1820754, 1883002, 2225366, 2368938, 2824503, 3338049, 3553407, 5649006, 6676098, 7106814, 8473509, 10014147, 12239513, 16947018, 20028294, 24479026, 36718539, 73437078, 110155617, 220311234]

約数ペア:

[(1, 220311234), (2, 110155617), (3, 73437078), (6, 36718539), (9, 24479026), (11, 20028294), (13, 16947018), (18, 12239513), (22, 10014147), (26, 8473509), (31, 7106814), (33, 6676098), (39, 5649006), (62, 3553407), (66, 3338049), (78, 2824503), (93, 2368938), (99, 2225366), (117, 1883002), (121, 1820754), (143, 1540638), (186, 1184469), (198, 1112683), (234, 941501), (242, 910377), (251, 877734), (279, 789646), (286, 770319), (341, 646074), (363, 606918), (403, 546678), (429, 513546), (502, 438867), (558, 394823), (682, 323037), (726, 303459), (753, 292578), (806, 273339), (858, 256773), (1023, 215358), (1089, 202306), (1209, 182226), (1287, 171182), (1506, 146289), (1573, 140058), (2046, 107679), (2178, 101153), (2259, 97526), (2418, 91113), (2574, 85591), (2761, 79794), (3069, 71786), (3146, 70029), (3263, 67518), (3627, 60742), (3751, 58734), (4433, 49698), (4518, 48763), (4719, 46686), (5522, 39897), (6138, 35893), (6526, 33759), (7254, 30371), (7502, 29367), (7781, 28314), (8283, 26598), (8866, 24849), (9438, 23343), (9789, 22506), (11253, 19578), (13299, 16566), (14157, 15562)]