128454975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 275768064

約数和(自身を除く): 147313089

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 43, 45, 51, 55, 71, 75, 85, 99, 129, 153, 165, 187, 213, 215, 225, 255, 275, 355, 387, 425, 473, 495, 561, 639, 645, 731, 765, 781, 825, 935, 1065, 1075, 1207, 1275, 1419, 1683, 1775, 1935, 2193, 2343, 2365, 2475, 2805, 3053, 3195, 3225, 3621, 3655, 3825, 3905, 4257, 4675, 5325, 6035, 6579, 7029, 7095, 8041, 8415, 9159, 9675, 10863, 10965, 11715, 11825, 13277, 14025, 15265, 15975, 18105, 18275, 19525, 21285, 24123, 27477, 30175, 32895, 33583, 35145, 35475, 39831, 40205, 42075, 45795, 51901, 54315, 54825, 58575, 66385, 72369, 76325, 90525, 100749, 106425, 119493, 120615, 137385, 155703, 164475, 167915, 175725, 199155, 201025, 228975, 259505, 271575, 302247, 331925, 361845, 467109, 503745, 570911, 597465, 603075, 686925, 778515, 839575, 995775, 1297525, 1511235, 1712733, 1809225, 2335545, 2518725, 2854555, 2987325, 3892575, 5138199, 7556175, 8563665, 11677725, 14272775, 25690995, 42818325, 128454975]

約数ペア:

[(1, 128454975), (3, 42818325), (5, 25690995), (9, 14272775), (11, 11677725), (15, 8563665), (17, 7556175), (25, 5138199), (33, 3892575), (43, 2987325), (45, 2854555), (51, 2518725), (55, 2335545), (71, 1809225), (75, 1712733), (85, 1511235), (99, 1297525), (129, 995775), (153, 839575), (165, 778515), (187, 686925), (213, 603075), (215, 597465), (225, 570911), (255, 503745), (275, 467109), (355, 361845), (387, 331925), (425, 302247), (473, 271575), (495, 259505), (561, 228975), (639, 201025), (645, 199155), (731, 175725), (765, 167915), (781, 164475), (825, 155703), (935, 137385), (1065, 120615), (1075, 119493), (1207, 106425), (1275, 100749), (1419, 90525), (1683, 76325), (1775, 72369), (1935, 66385), (2193, 58575), (2343, 54825), (2365, 54315), (2475, 51901), (2805, 45795), (3053, 42075), (3195, 40205), (3225, 39831), (3621, 35475), (3655, 35145), (3825, 33583), (3905, 32895), (4257, 30175), (4675, 27477), (5325, 24123), (6035, 21285), (6579, 19525), (7029, 18275), (7095, 18105), (8041, 15975), (8415, 15265), (9159, 14025), (9675, 13277), (10863, 11825), (10965, 11715)]