254668876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 601679232

約数和(自身を除く): 347010356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 43, 44, 49, 67, 77, 82, 86, 98, 134, 154, 164, 172, 196, 268, 287, 301, 308, 451, 469, 473, 539, 574, 602, 737, 902, 938, 946, 1078, 1148, 1204, 1474, 1763, 1804, 1876, 1892, 2009, 2107, 2156, 2747, 2881, 2948, 3157, 3283, 3311, 3526, 4018, 4214, 5159, 5494, 5762, 6314, 6566, 6622, 7052, 8036, 8428, 10318, 10988, 11524, 12341, 12628, 13132, 13244, 19229, 19393, 20167, 20636, 22099, 23177, 24682, 30217, 31691, 36113, 38458, 38786, 40334, 44198, 46354, 49364, 60434, 63382, 72226, 76916, 77572, 80668, 86387, 88396, 92708, 118121, 120868, 126764, 134603, 135751, 141169, 144452, 172774, 211519, 221837, 236242, 269206, 271502, 282338, 345548, 423038, 443674, 472484, 538412, 543004, 564676, 826847, 846076, 887348, 950257, 1299331, 1480633, 1552859, 1653694, 1900514, 2598662, 2961266, 3105718, 3307388, 3801028, 5197324, 5787929, 5922532, 6211436, 9095317, 11575858, 18190634, 23151716, 36381268, 63667219, 127334438, 254668876]

約数ペア:

[(1, 254668876), (2, 127334438), (4, 63667219), (7, 36381268), (11, 23151716), (14, 18190634), (22, 11575858), (28, 9095317), (41, 6211436), (43, 5922532), (44, 5787929), (49, 5197324), (67, 3801028), (77, 3307388), (82, 3105718), (86, 2961266), (98, 2598662), (134, 1900514), (154, 1653694), (164, 1552859), (172, 1480633), (196, 1299331), (268, 950257), (287, 887348), (301, 846076), (308, 826847), (451, 564676), (469, 543004), (473, 538412), (539, 472484), (574, 443674), (602, 423038), (737, 345548), (902, 282338), (938, 271502), (946, 269206), (1078, 236242), (1148, 221837), (1204, 211519), (1474, 172774), (1763, 144452), (1804, 141169), (1876, 135751), (1892, 134603), (2009, 126764), (2107, 120868), (2156, 118121), (2747, 92708), (2881, 88396), (2948, 86387), (3157, 80668), (3283, 77572), (3311, 76916), (3526, 72226), (4018, 63382), (4214, 60434), (5159, 49364), (5494, 46354), (5762, 44198), (6314, 40334), (6566, 38786), (6622, 38458), (7052, 36113), (8036, 31691), (8428, 30217), (10318, 24682), (10988, 23177), (11524, 22099), (12341, 20636), (12628, 20167), (13132, 19393), (13244, 19229)]