155517440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4673}}^1$

素因数の和:4709

約数の個数: 80

約数和(自身を含む): 401646168

約数和(自身を除く): 246128728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 4673, 6656, 8320, 9346, 16640, 18692, 23365, 33280, 37384, 46730, 60749, 74768, 93460, 121498, 149536, 186920, 242996, 299072, 303745, 373840, 485992, 598144, 607490, 747680, 971984, 1196288, 1214980, 1495360, 1943968, 2392576, 2429960, 2990720, 3887936, 4859920, 5981440, 7775872, 9719840, 11962880, 15551744, 19439680, 31103488, 38879360, 77758720, 155517440]

約数ペア:

[(1, 155517440), (2, 77758720), (4, 38879360), (5, 31103488), (8, 19439680), (10, 15551744), (13, 11962880), (16, 9719840), (20, 7775872), (26, 5981440), (32, 4859920), (40, 3887936), (52, 2990720), (64, 2429960), (65, 2392576), (80, 1943968), (104, 1495360), (128, 1214980), (130, 1196288), (160, 971984), (208, 747680), (256, 607490), (260, 598144), (320, 485992), (416, 373840), (512, 303745), (520, 299072), (640, 242996), (832, 186920), (1040, 149536), (1280, 121498), (1664, 93460), (2080, 74768), (2560, 60749), (3328, 46730), (4160, 37384), (4673, 33280), (6656, 23365), (8320, 18692), (9346, 16640)]