181965784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:801

約数の個数: 128

約数和(自身を含む): 473518080

約数和(自身を除く): 291552296

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 124, 143, 154, 182, 217, 248, 286, 308, 341, 364, 403, 434, 572, 616, 682, 728, 733, 806, 868, 1001, 1144, 1364, 1466, 1612, 1736, 2002, 2387, 2728, 2821, 2932, 3224, 4004, 4433, 4774, 5131, 5642, 5864, 8008, 8063, 8866, 9529, 9548, 10262, 11284, 16126, 17732, 19058, 19096, 20524, 22568, 22723, 31031, 32252, 35464, 38116, 41048, 45446, 56441, 62062, 64504, 66703, 76232, 90892, 104819, 112882, 124124, 133406, 159061, 181784, 209638, 225764, 248248, 249953, 266812, 295399, 318122, 419276, 451528, 499906, 533624, 590798, 636244, 733733, 838552, 999812, 1181596, 1272488, 1467466, 1749671, 1999624, 2067793, 2363192, 2934932, 3249389, 3499342, 4135586, 5869864, 6498778, 6998684, 8271172, 12997556, 13997368, 16542344, 22745723, 25995112, 45491446, 90982892, 181965784]

約数ペア:

[(1, 181965784), (2, 90982892), (4, 45491446), (7, 25995112), (8, 22745723), (11, 16542344), (13, 13997368), (14, 12997556), (22, 8271172), (26, 6998684), (28, 6498778), (31, 5869864), (44, 4135586), (52, 3499342), (56, 3249389), (62, 2934932), (77, 2363192), (88, 2067793), (91, 1999624), (104, 1749671), (124, 1467466), (143, 1272488), (154, 1181596), (182, 999812), (217, 838552), (248, 733733), (286, 636244), (308, 590798), (341, 533624), (364, 499906), (403, 451528), (434, 419276), (572, 318122), (616, 295399), (682, 266812), (728, 249953), (733, 248248), (806, 225764), (868, 209638), (1001, 181784), (1144, 159061), (1364, 133406), (1466, 124124), (1612, 112882), (1736, 104819), (2002, 90892), (2387, 76232), (2728, 66703), (2821, 64504), (2932, 62062), (3224, 56441), (4004, 45446), (4433, 41048), (4774, 38116), (5131, 35464), (5642, 32252), (5864, 31031), (8008, 22723), (8063, 22568), (8866, 20524), (9529, 19096), (9548, 19058), (10262, 17732), (11284, 16126)]