248289416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 552960000

約数和(自身を除く): 304670584

約数列:

[1, 2, 4, 8, 19, 23, 29, 31, 38, 46, 58, 62, 76, 79, 92, 116, 124, 152, 158, 184, 232, 248, 316, 437, 551, 589, 632, 667, 713, 874, 899, 1102, 1178, 1334, 1426, 1501, 1748, 1798, 1817, 2204, 2291, 2356, 2449, 2668, 2852, 3002, 3496, 3596, 3634, 4408, 4582, 4712, 4898, 5336, 5704, 6004, 7192, 7268, 9164, 9796, 12008, 12673, 13547, 14536, 17081, 18328, 19592, 20677, 25346, 27094, 34162, 34523, 41354, 43529, 46531, 50692, 52693, 54188, 56327, 68324, 69046, 71021, 82708, 87058, 93062, 101384, 105386, 108376, 112654, 136648, 138092, 142042, 165416, 174116, 186124, 210772, 225308, 276184, 284084, 348232, 372248, 392863, 421544, 450616, 568168, 785726, 1001167, 1070213, 1349399, 1571452, 1633483, 2002334, 2140426, 2698798, 3142904, 3266966, 4004668, 4280852, 5397596, 6533932, 8009336, 8561704, 10795192, 13067864, 31036177, 62072354, 124144708, 248289416]

約数ペア:

[(1, 248289416), (2, 124144708), (4, 62072354), (8, 31036177), (19, 13067864), (23, 10795192), (29, 8561704), (31, 8009336), (38, 6533932), (46, 5397596), (58, 4280852), (62, 4004668), (76, 3266966), (79, 3142904), (92, 2698798), (116, 2140426), (124, 2002334), (152, 1633483), (158, 1571452), (184, 1349399), (232, 1070213), (248, 1001167), (316, 785726), (437, 568168), (551, 450616), (589, 421544), (632, 392863), (667, 372248), (713, 348232), (874, 284084), (899, 276184), (1102, 225308), (1178, 210772), (1334, 186124), (1426, 174116), (1501, 165416), (1748, 142042), (1798, 138092), (1817, 136648), (2204, 112654), (2291, 108376), (2356, 105386), (2449, 101384), (2668, 93062), (2852, 87058), (3002, 82708), (3496, 71021), (3596, 69046), (3634, 68324), (4408, 56327), (4582, 54188), (4712, 52693), (4898, 50692), (5336, 46531), (5704, 43529), (6004, 41354), (7192, 34523), (7268, 34162), (9164, 27094), (9796, 25346), (12008, 20677), (12673, 19592), (13547, 18328), (14536, 17081)]