205797284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 500505600

約数和(自身を除く): 294708316

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 23, 28, 38, 44, 46, 76, 77, 92, 121, 133, 139, 154, 161, 209, 242, 253, 266, 278, 308, 322, 418, 437, 484, 506, 532, 556, 644, 836, 847, 874, 973, 1012, 1463, 1529, 1694, 1748, 1771, 1946, 2299, 2641, 2783, 2926, 3058, 3059, 3197, 3388, 3542, 3892, 4598, 4807, 5282, 5566, 5852, 6116, 6118, 6394, 7084, 9196, 9614, 10564, 10703, 11132, 12236, 12788, 16093, 16819, 18487, 19228, 19481, 21406, 22379, 29051, 32186, 33638, 33649, 35167, 36974, 38962, 42812, 44758, 52877, 58102, 60743, 64372, 67276, 67298, 70334, 73948, 77924, 89516, 105754, 116204, 117733, 121486, 134596, 140668, 203357, 211508, 235466, 242972, 246169, 319561, 370139, 386837, 406714, 425201, 470932, 492338, 639122, 668173, 740278, 773674, 813428, 850402, 984676, 1278244, 1336346, 1480556, 1547348, 1700804, 2236927, 2672692, 2707859, 4473854, 4677211, 5415718, 7349903, 8947708, 9354422, 10831436, 14699806, 18708844, 29399612, 51449321, 102898642, 205797284]

約数ペア:

[(1, 205797284), (2, 102898642), (4, 51449321), (7, 29399612), (11, 18708844), (14, 14699806), (19, 10831436), (22, 9354422), (23, 8947708), (28, 7349903), (38, 5415718), (44, 4677211), (46, 4473854), (76, 2707859), (77, 2672692), (92, 2236927), (121, 1700804), (133, 1547348), (139, 1480556), (154, 1336346), (161, 1278244), (209, 984676), (242, 850402), (253, 813428), (266, 773674), (278, 740278), (308, 668173), (322, 639122), (418, 492338), (437, 470932), (484, 425201), (506, 406714), (532, 386837), (556, 370139), (644, 319561), (836, 246169), (847, 242972), (874, 235466), (973, 211508), (1012, 203357), (1463, 140668), (1529, 134596), (1694, 121486), (1748, 117733), (1771, 116204), (1946, 105754), (2299, 89516), (2641, 77924), (2783, 73948), (2926, 70334), (3058, 67298), (3059, 67276), (3197, 64372), (3388, 60743), (3542, 58102), (3892, 52877), (4598, 44758), (4807, 42812), (5282, 38962), (5566, 36974), (5852, 35167), (6116, 33649), (6118, 33638), (6394, 32186), (7084, 29051), (9196, 22379), (9614, 21406), (10564, 19481), (10703, 19228), (11132, 18487), (12236, 16819), (12788, 16093)]