254162844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 729849120

約数和(自身を除く): 475686276

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 61, 78, 87, 116, 117, 122, 156, 174, 183, 234, 244, 261, 307, 348, 366, 377, 468, 522, 549, 614, 732, 754, 793, 921, 1044, 1098, 1131, 1228, 1508, 1586, 1769, 1842, 2196, 2262, 2379, 2763, 3172, 3393, 3538, 3684, 3991, 4524, 4758, 5307, 5526, 6786, 7076, 7137, 7982, 8903, 9516, 10614, 11052, 11973, 13572, 14274, 15921, 15964, 17806, 18727, 21228, 22997, 23946, 26709, 28548, 31842, 35612, 35919, 37454, 45994, 47892, 53418, 56181, 63684, 68991, 71838, 74908, 80127, 91988, 106836, 112362, 115739, 137982, 143676, 160254, 168543, 206973, 224724, 231478, 243451, 275964, 320508, 337086, 347217, 413946, 462956, 486902, 543083, 674172, 694434, 730353, 827892, 973804, 1041651, 1086166, 1388868, 1460706, 1629249, 2083302, 2172332, 2191059, 2921412, 3258498, 4166604, 4382118, 4887747, 6516996, 7060079, 8764236, 9775494, 14120158, 19550988, 21180237, 28240316, 42360474, 63540711, 84720948, 127081422, 254162844]

約数ペア:

[(1, 254162844), (2, 127081422), (3, 84720948), (4, 63540711), (6, 42360474), (9, 28240316), (12, 21180237), (13, 19550988), (18, 14120158), (26, 9775494), (29, 8764236), (36, 7060079), (39, 6516996), (52, 4887747), (58, 4382118), (61, 4166604), (78, 3258498), (87, 2921412), (116, 2191059), (117, 2172332), (122, 2083302), (156, 1629249), (174, 1460706), (183, 1388868), (234, 1086166), (244, 1041651), (261, 973804), (307, 827892), (348, 730353), (366, 694434), (377, 674172), (468, 543083), (522, 486902), (549, 462956), (614, 413946), (732, 347217), (754, 337086), (793, 320508), (921, 275964), (1044, 243451), (1098, 231478), (1131, 224724), (1228, 206973), (1508, 168543), (1586, 160254), (1769, 143676), (1842, 137982), (2196, 115739), (2262, 112362), (2379, 106836), (2763, 91988), (3172, 80127), (3393, 74908), (3538, 71838), (3684, 68991), (3991, 63684), (4524, 56181), (4758, 53418), (5307, 47892), (5526, 45994), (6786, 37454), (7076, 35919), (7137, 35612), (7982, 31842), (8903, 28548), (9516, 26709), (10614, 23946), (11052, 22997), (11973, 21228), (13572, 18727), (14274, 17806), (15921, 15964)]