198789856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 435456000

約数和(自身を除く): 236666144

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 53, 62, 76, 106, 124, 152, 199, 212, 248, 304, 398, 424, 496, 589, 608, 796, 848, 992, 1007, 1178, 1592, 1643, 1696, 2014, 2356, 3184, 3286, 3781, 4028, 4712, 6169, 6368, 6572, 7562, 8056, 9424, 10547, 12338, 13144, 15124, 16112, 18848, 21094, 24676, 26288, 30248, 31217, 32224, 42188, 49352, 52576, 60496, 62434, 84376, 98704, 117211, 120992, 124868, 168752, 197408, 200393, 234422, 249736, 326957, 337504, 400786, 468844, 499472, 653914, 801572, 937688, 998944, 1307828, 1603144, 1875376, 2615656, 3206288, 3750752, 5231312, 6212183, 6412576, 10462624, 12424366, 24848732, 49697464, 99394928, 198789856]

約数ペア:

[(1, 198789856), (2, 99394928), (4, 49697464), (8, 24848732), (16, 12424366), (19, 10462624), (31, 6412576), (32, 6212183), (38, 5231312), (53, 3750752), (62, 3206288), (76, 2615656), (106, 1875376), (124, 1603144), (152, 1307828), (199, 998944), (212, 937688), (248, 801572), (304, 653914), (398, 499472), (424, 468844), (496, 400786), (589, 337504), (608, 326957), (796, 249736), (848, 234422), (992, 200393), (1007, 197408), (1178, 168752), (1592, 124868), (1643, 120992), (1696, 117211), (2014, 98704), (2356, 84376), (3184, 62434), (3286, 60496), (3781, 52576), (4028, 49352), (4712, 42188), (6169, 32224), (6368, 31217), (6572, 30248), (7562, 26288), (8056, 24676), (9424, 21094), (10547, 18848), (12338, 16112), (13144, 15124)]