201493880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 530893440

約数和(自身を除く): 329399560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 223, 245, 280, 392, 446, 461, 490, 892, 922, 980, 1115, 1561, 1784, 1844, 1960, 2230, 2305, 3122, 3227, 3688, 4460, 4610, 6244, 6454, 7805, 8920, 9220, 10927, 12488, 12908, 15610, 16135, 18440, 21854, 22589, 25816, 31220, 32270, 43708, 45178, 54635, 62440, 64540, 87416, 90356, 102803, 109270, 112945, 129080, 180712, 205606, 218540, 225890, 411212, 437080, 451780, 514015, 719621, 822424, 903560, 1028030, 1439242, 2056060, 2878484, 3598105, 4112120, 5037347, 5756968, 7196210, 10074694, 14392420, 20149388, 25186735, 28784840, 40298776, 50373470, 100746940, 201493880]

約数ペア:

[(1, 201493880), (2, 100746940), (4, 50373470), (5, 40298776), (7, 28784840), (8, 25186735), (10, 20149388), (14, 14392420), (20, 10074694), (28, 7196210), (35, 5756968), (40, 5037347), (49, 4112120), (56, 3598105), (70, 2878484), (98, 2056060), (140, 1439242), (196, 1028030), (223, 903560), (245, 822424), (280, 719621), (392, 514015), (446, 451780), (461, 437080), (490, 411212), (892, 225890), (922, 218540), (980, 205606), (1115, 180712), (1561, 129080), (1784, 112945), (1844, 109270), (1960, 102803), (2230, 90356), (2305, 87416), (3122, 64540), (3227, 62440), (3688, 54635), (4460, 45178), (4610, 43708), (6244, 32270), (6454, 31220), (7805, 25816), (8920, 22589), (9220, 21854), (10927, 18440), (12488, 16135), (12908, 15610)]