277446780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{853}}^1$

素因数の和:1020

約数の個数: 144

約数和(自身を含む): 913916640

約数和(自身を除く): 636469860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 139, 156, 180, 195, 234, 260, 278, 390, 417, 468, 556, 585, 695, 780, 834, 853, 1170, 1251, 1390, 1668, 1706, 1807, 2085, 2340, 2502, 2559, 2780, 3412, 3614, 4170, 4265, 5004, 5118, 5421, 6255, 7228, 7677, 8340, 8530, 9035, 10236, 10842, 11089, 12510, 12795, 15354, 16263, 17060, 18070, 21684, 22178, 25020, 25590, 27105, 30708, 32526, 33267, 36140, 38385, 44356, 51180, 54210, 55445, 65052, 66534, 76770, 81315, 99801, 108420, 110890, 118567, 133068, 153540, 162630, 166335, 199602, 221780, 237134, 325260, 332670, 355701, 399204, 474268, 499005, 592835, 665340, 711402, 998010, 1067103, 1185670, 1422804, 1541371, 1778505, 1996020, 2134206, 2371340, 3082742, 3557010, 4268412, 4624113, 5335515, 6165484, 7114020, 7706855, 9248226, 10671030, 13872339, 15413710, 18496452, 21342060, 23120565, 27744678, 30827420, 46241130, 55489356, 69361695, 92482260, 138723390, 277446780]

約数ペア:

[(1, 277446780), (2, 138723390), (3, 92482260), (4, 69361695), (5, 55489356), (6, 46241130), (9, 30827420), (10, 27744678), (12, 23120565), (13, 21342060), (15, 18496452), (18, 15413710), (20, 13872339), (26, 10671030), (30, 9248226), (36, 7706855), (39, 7114020), (45, 6165484), (52, 5335515), (60, 4624113), (65, 4268412), (78, 3557010), (90, 3082742), (117, 2371340), (130, 2134206), (139, 1996020), (156, 1778505), (180, 1541371), (195, 1422804), (234, 1185670), (260, 1067103), (278, 998010), (390, 711402), (417, 665340), (468, 592835), (556, 499005), (585, 474268), (695, 399204), (780, 355701), (834, 332670), (853, 325260), (1170, 237134), (1251, 221780), (1390, 199602), (1668, 166335), (1706, 162630), (1807, 153540), (2085, 133068), (2340, 118567), (2502, 110890), (2559, 108420), (2780, 99801), (3412, 81315), (3614, 76770), (4170, 66534), (4265, 65052), (5004, 55445), (5118, 54210), (5421, 51180), (6255, 44356), (7228, 38385), (7677, 36140), (8340, 33267), (8530, 32526), (9035, 30708), (10236, 27105), (10842, 25590), (11089, 25020), (12510, 22178), (12795, 21684), (15354, 18070), (16263, 17060)]